. 1. Which of the following is TRUE? a. A quadrilateral is not a parallelogram. b. A quadrilateral is not a parallelogram if no sides are parallel. C. c. A quadrilateral is a parallelogram if the diagonals do not bisect each other d. A quadrilateral is a parallelogram if both pairs of opposite angles are congruent.​

Answers

Answer 1

Answer: B, D

Step-by-step explanation:

A parallelogram is a quadrilateral with 2 pairs of parallel sides, so if there are no parallel sides, it can't be a paralellogram.

D is true by the definition of a parallelogram.


Related Questions

[tex] CHECK \:MY\: PROFILE\\\: PAGE\: AND\: SOLVE \: MY \: QUESTION\: PLS[/tex]​

Answers

Answer:

ok

Step-by-step explanation:

Answer:

ok

Step-by-step explanation:

do you mind giving BRAINIEST

have a nice day! :)

f(y) = y² + 10y + 21
f'(2) = ?

Answers

Answer:

14

Step-by-step explanation:

f'(2) = 2y + 10

f'(2) = 2(2) + 10

= 4 + 10

= 14

♪Answer :

»f(y) = y² + 10y + 21

Find f'(y) in f(y)

»f'(y) = 2y + 10 + 0

»f'(y) = 2y + 10

Find f'(2) in f(y)

»f'(2) = 2(2) + 10

»f'(2) = 4 + 10

»f'(2) = 14

determine all combinations of lengths that vould be usef to for a traingle 4,6,12,16 and also another lengths of 8,10,14,17

Answers

Answer:

[tex]\lbrace 6,\, 12,\, 16 \rbrace[/tex].

[tex]\lbrace 8,\, 10,\, 14 \rbrace[/tex],

[tex]\lbrace 8,\, 10,\, 17\rbrace[/tex],

[tex]\lbrace 8,\, 14,\, 17 \rbrace[/tex], and

[tex]\lbrace 10,\, 14,\, 17 \rbrace[/tex].

Step-by-step explanation:

In a triangle, the sum of the lengths of any two sides must be strictly greater than the length of the other side. In other words, if [tex]a[/tex], [tex]b[/tex], and [tex]c[/tex] (where [tex]a,\, b,\, c > 0[/tex]) denote the lengths of the three sides of a triangle, then [tex]a + b > c[/tex], [tex]a + c > b[/tex], and [tex]b + c > a[/tex].

Additionally, if [tex]a,\, b,\, c > 0[/tex], [tex]a + b > c[/tex], [tex]a + c > b[/tex], and [tex]b + c > a[/tex], then three line segments of lengths [tex]\text{$a$, $b$, and $c$}[/tex], respectively, would form a triangle.

 

Number of ways to select three numbers out of a set of four distinct numbers:

[tex]\begin{aligned} \left(\begin{matrix}4 \\ 3\end{matrix}\right) &= \frac{4!}{3! \, (4 - 3)!} \\ &= \frac{4 \times 3 \times 2 \times 1}{(3 \times 2 \times 1) \times (1)} \\ &= 4\end{aligned}[/tex].

In other words, there are four ways to select three numbers out of a set of four distinct numbers.

For [tex]\lbrace 4,\, 6,\, 12,\, 16\rbrace[/tex], the four ways to select the three numbers are:

[tex]\lbrace 4,\, 6,\, 12\rbrace[/tex],[tex]\lbrace 4,\, 6,\, 16\rbrace[/tex], [tex]\lbrace 4,\, 12,\, 16\rbrace[/tex], and[tex]\lbrace 6,\, 12,\, 16\rbrace[/tex].

Among these choices, [tex]\lbrace 6,\, 12,\, 16\rbrace[/tex] satisfies the requirements: [tex]6 + 12 > 16[/tex], [tex]16 + 6 > 12[/tex], and [tex]12 + 16 > 6[/tex]. Thus, three line segments of lengths [tex]\lbrace 6,\, 12,\, 16\rbrace\![/tex] respectively would form a triangle.

The other three combinations do not satisfy the requirements. For example, [tex]\lbrace 4,\, 6,\, 12\rbrace[/tex] does not satisfy the requirements because [tex]4 + 6 < 12[/tex]. The combination [tex]\lbrace 4,\, 12,\, 16\rbrace[/tex] does not satisfy the requirement for a slightly different reason. Indeed [tex]4 + 12 = 16[/tex]. However, the inequality in the requirement needs to be a strict inequality (i.e., strictly greater than "[tex]>[/tex]" rather than greater than or equal to "[tex]\ge[/tex]".)

Thus, [tex]\lbrace 6,\, 12,\, 16\rbrace[/tex] would be the only acceptable selection among the four.

Similarly, for [tex]\lbrace 8,\, 10,\, 14,\, 17 \rbrace[/tex], the choices are:

[tex]\lbrace 8,\, 10,\, 14 \rbrace[/tex], [tex]\lbrace 8,\, 14,\, 17 \rbrace[/tex], [tex]\lbrace 8,\, 10,\, 17 \rbrace[/tex], and[tex]\lbrace 10,\, 14,\, 17 \rbrace[/tex].

All four combinations satisfy the requirements.

PLEASE HELP ME ANSWER THIS (KHAN)

Answers

Function 1 :

The equation for function 1 is in slope-intercept form by which we can identify the y-intercept easily..

[tex]y = mx + b[/tex]

Where,

m is slopeb is y-intercept

Compare to the given equation:

m = -1/4b = -5

Function 2 :

Observe the point where function meets the y-axisThe point of meeting is (0,-7)Thus, The y-intercept is -7

[tex]\red{ \rule{35pt}{2pt}} \orange{ \rule{35pt}{2pt}} \color{yellow}{ \rule{35pt} {2pt}} \green{ \rule{35pt} {2pt}} \blue{ \rule{35pt} {2pt}} \purple{ \rule{35pt} {2pt}}[/tex]

[tex] - 5 \cancel= - 7[/tex]

Therefore, Function 2 has greater y-intercept...~

#1

y intercept of function 2 is -7

For function 1

y=-1/4r-5

Compare with y=mx+b

y intercept is b=-5

Function 2 has greater y intercept.

8^x=2 what is the value of x

Answers

Answer:

x = 1/3 or 0.333

Step-by-step explanation:

i hope this helps! have a wonderful rest of ur day :)

and if its not too much to ask could you mark me as brainliest pls, im trying to rank up this month and i only need 3 more, if not its no big deal! ty and let me know if theres anything you need!!

3. Cal spent 2/3 of an hour working on his car. How many minutes did Cal spend working
on his car?
A. 40 minutes
B. 30 minutes
C. 45 minutes
D. 20 minutes
Help

Answers

40 minutes because 1/3 is 20 minutes because an hour is 60 minutes

Answer:

40

Step-by-step explanation:

2x3 is 6=60 60-20=40 or 0.666666666 of an hour

help me with this!! what is 452 x 271

Answers

Answer:122492

Step-by-step explanation:

Which statement correctly compares the values of the digit 4 in the numbers 3,245 and 8,407?

Answers

Answer:

3, 245 is less than 8, 407

Step-by-step explanation:

3, 245 < 8, 407

Chantelle bought grapes at 0.85 per pound. She purchased 7 pounds. What was the total cost. Round your answer to the nearest penny.

Answers

Answer:

$5.95

Step-by-step explanation:

7 · 0.85 = 5.95

Let u = 8i – 4j and v= - 9i + 9j. Find the vector u + V.

Answers

Answer:

[tex]-i+5j[/tex]

Step-by-step explanation:

[tex]u=8i-4j[/tex]

[tex]v = -9i+9j[/tex]

[tex]u+v = (8-9)i + (-4+9)j[/tex]

[tex]u+v = -i + 5j[/tex]

Work out the lengths of sides a and b. Give your answers to 1 decimals place. (Pythagoras theorem)

Answers

Step-by-step explanation:

h²=o²+a²

a²=8²+5²

a²=64+25

a²=89

a=√89

a=9.433

To one decimal place it is 9.4

pregunta

el angulo A y el ángulo B son ángulos verticales. Si el ángulo A=(2x-4) y el ángulo B=(4x-30), encuentra el valor de x.

Answers

Answer:

∠B = 17°

Step-by-step explanation:

Los ángulos verticales son congruentes, por lo tanto

5x + 7 = x + 15 ( restar x de ambos lados )

4x + 7 = 15 ( resta 7 de ambos lados )

4x = 8 ( dividir ambos lados por 4 )

x = 2

Por lo tanto

∠B = 5x + 7 = (5 × 2) + 7 = 10 + 2 = 17°

If 5x+5=50
then solve for x

Answers

Answer:

9

Step-by-step explanation:

5 x 9 is 45 plus 5 gives you 50

Answer:9

Step-by-step explanation:

5*9=45

45+5=50

please help mee i need this done today bc report cards are coming out this Friday i tried solving them but i can't please help mee

Answers

the middle is a square which measures 20. to find its area, l•w, so 20•20.

to find area or a triangle, you would need the base and the height. the height is 9, and the base is 20 bc of the sides of the squares. the area for the triangle would be 90. multiple this by 4.

after adding 400 + 360 = 760. 760 should be your answer. sorry if i'm wrong.

Lily is making a snack mix for her class.
The recipe shows the amount of each ingredient needed to make 8 bags.
.
Complete each statement to adjust the ingredients for each new situation if Lily
uses this recipe.
• 2 cups of pretzels
1 cup of raisins
• 2.5 cups of crackers
• 0.25 cup of cranberries
• 0.5 cup of pecans
.
.
CLEAR
To make 16 bags of the snack mix, Lily needs
cups of raisins.
Lily needs 6 cups of pretzels to make
bags of the snack mix.
If Lily uses 1 cup of pecans, she will need to use
cups of crackers
The recipe will make
bags of the snack mix if Lily uses only 1 cup of pretzels.

Answers

To make 16 bags of the snack mix, Lily needs 2 cups of raisins.

Lily needs 12 cups of pretzels to make 16 bags of the snack mix.

If Lily uses 1 cup of pecans, she will need to use 5 cups of crackers.

The recipe will make 64 bags of the snack mix if Lily uses only 1 cup of pretzels.

To adjust the ingredients for each new situation, we need to consider the ratios between the original recipe and the desired number of bags.

Given the original recipe for 8 bags of snack mix:

2 cups of pretzels

1 cup of raisins

2.5 cups of crackers

0.25 cup of cranberries

0.5 cup of pecans

To make 16 bags of the snack mix, we can scale up the ingredients proportionally.

Since we are doubling the number of bags, we need to double the amounts of each ingredient:

Lily will need 2 cups × 2 = 4 cups of pretzels for 16 bags.

Lily will need 1 cup × 2 = 2 cups of raisins for 16 bags.

Lily will need 2.5 cups × 2 = 5 cups of crackers for 16 bags.

Lily will need 0.25 cup × 2 = 0.5 cups of cranberries for 16 bags.

Lily will need 0.5 cup × 2 = 1 cup of pecans for 16 bags.

To make 16 bags of the snack mix, Lily needs 2 cups of raisins, 4 cups of pretzels, 1 cup of pecans, and 5 cups of crackers.

If Lily uses 1 cup of pecans, she will need to use 2.5 cups × 1 = 2.5 cups of crackers to maintain the original ratio between the ingredients.

Lastly, if Lily uses only 1 cup of pretzels, the recipe will make 4 bags of the snack mix.

This is because we are halving the amount of the main ingredient (pretzels), which results in halving the overall quantity of the snack mix.

To make 16 bags of the snack mix, Lily needs 2 cups of raisins, 4 cups of pretzels, 1 cup of pecans, and 5 cups of crackers.

If Lily uses 1 cup of pecans, she will need to use 2.5 cups of crackers.

The recipe will make 4 bags of the snack mix if Lily uses only 1 cup of pretzels.

For similar questions on Lily

https://brainly.com/question/31220363

#SPJ8

Find the expression that is equivalent to the original exponential expression depicted below. Thank you!

Answers

Answer:

A

Step-by-step explanation:

you multiply the numbers and add the variables

[tex] \huge{ \rm{Answer:}}[/tex]

A) [tex]{8xy}^{6} [/tex]

multiply the monomials

Hope this helps^^

Scores on a test are normally distributed with a mean of 63.2 and a standard deviation of 11.7. Find [tex]P_{81}[/tex] , which separates the bottom 81% from the top 19%.

Answers

P81 = Mean + z * Standard deviation , Where Z is critical value at 81% confidence level.

= 63.2 + 0.8779 * 11.7 ( Z critical value calculated from Z table)

= 73.47

anyone know asap pls

Answers

Answer:

Answer is AAAAAAAAAAAA

Step-by-step explanation:

AAAAAAAA the first one

Choice A is the right one

ILL MARK AS BRANLIEST!!!!!

Answers

Answer:

Step-by-step explanation:

The volume of a cylinder is [tex]V = \pi r^{2} h[/tex]

r: radiush: height

Known facts:

radius: 17m (half of the diameter which is 34m)height: 27m[tex]\pi[/tex] is 3.14

Let's set up the equation:

[tex]V=\pi *17^{2} *27 = 3.14*17^{2} *27= 24501.42[/tex] cubic meters

Answer:

106.76

Step-by-step explanation:

you take the diameter(the top) and multiply it by pi in this case 3.14

Reflect AB over the x-axis and rotate 90° counterclockwise about the origin.​

Answers

Answer:

O A"(3, -5) B"(1, -3)

Step-by-step explanation:

Hope it helps.

Answer:

A"(-3, 5), B"(-1, 3) is the answer

b
40
35
62

How to find b in this quarilateral

Answers

Step-by-step explanation:

b+40+35+62=360

b+137=360

b=223

please help me solve this​

Answers

Answer:

a.) 3/8n

b.) 3n+25

c.)4n-9

d.)1/2n-8

e.)2n-5

f.)50-3n

g.)2n+7

h.)2/5n +9

Step-by-step explanation:

Please Help Me ( Its not that Hard Im just really tired)


I did abut 5 hours of khans im losing my mind i I fail another khan
I will consider marking brainliest

Answers

Answer:

There's no picture I can't help sorry

Step-by-step explanation:

Answer:

add the pic??

Step-by-step explanation:

in the diagram m<4 is (7x+7),m<2 is (4x+4), and <3 is (4x ? 9). what are m<4 and m<1

Answers

Answer:

Step-by-step explanation:

7x-11=4x+4(being vertically opposite angles)

7x-4x=4+11

3x=15

x=15/3

x=5

angle 2+angle1=180 degree(being straight line)

7x-11+angle 1=180

7*5-11+angle 1=180

35-11+angle1=180

24+angle 1=180

angle 1=180-24

angle 1=156 degree

The perimeter of a rectangle is 180 meters. If the length of the rectangle is 20 meters more than the width, what are the dimensions of the rectangle

Answers

Answer:

you just need all your dimensions to equal 180

Step-by-step explanation:

180 = 20........

What number is 7.9 more than 8.9?

Answers

It’s 8.9 because in a simpler way 8 is greater than 7

Answer:

8.9

Step-by-step explanation:

this doesn't make sense but... that might be it

HELP IF YOU CAN PLS?

Answers

Answer:

B

Step-by-step explanation:

i Don’t know if I’m right

Let me know by the way

i just guessed

Marina is building a triangular sandbox for her daughter. If she has two boards that measure 3ft and 7.25ft, which of the following lengths could Marina use for the third side of the triangular sandbox

Answers

Marina could use for the third side of the triangular sandbox the option: C - 7.25 ft.

Triangle Inequality Theorem

In mathematic, there is a rule for triangle side lengths. This rule says that the sum of the lengths of any two sides of a triangle is greater than the length of the one side (third side).  Therefore,

                                       [tex]L_1+L_2 > L_3\, (1)\\ \\ L1+L_3 > L_2\, (2)\\ \\ L_2+L_3 > L_1\, (3)[/tex]

The question gives two sides: 3 ft (L1) and 7.25 ft (L2), applying the equation (1) of rule for triangle side lengths, you have:

                                          [tex]L_1+L_2 > L_3\\ \\ 3+7.25 > L_3\\ \\ 10.25 > L_3\\ \\ L_3 < 10.25[/tex]

The options for answer are: 4.25ft, 10.25ft,  7.25ft and 3ft. According to triangle inequality [tex]L_3 < 10.25[/tex], hence, the letter B is not the answer.

After that, you can apply equations (2) or (3) for testing the options. For solution below, it was used the equation (2).

Test 1  - 3 ft (L1) , 7.25 ft (L2) and 4.25 ft (L3)

                                 [tex]L_1+L_3 > L_2\\ \\ 3+4.25 > L_2\\ \\ 7.25 > L_2\\ \\ L_2 < 7.25[/tex]

The second side is exactly equal to 7.25, according to the rule this side should be less than 7.25. Therefore, the option 4.25 ft is not the answer.

Test 2  - 3 ft (L1) , 7.25 ft (L2) and 7.25 ft (L3)

                                 [tex]L_1+L_3 > L_2\\ \\ 3+7.25 > L_2\\ \\ 10.25 > L_2\\ \\ L_2 < 10.25[/tex]

The question informs that the second side is 7.25 ft. Then 7.25 < 10.25, so the option 7.25 ft is the answer.

You can continue to test the last option, but it is not necessary since you have already found the corrected answer.

Test 3  - 3 ft (L1) , 7.25 ft (L2) and 3 ft (L3)

                                 [tex]L_1+L_3 > L_2\\ \\ 3+3 > L_2\\ \\ 6 > L_2\\ \\ L_2 < 6[/tex]

The second side is equal to 7.25, hence, the option 3 ft is not the answer.

Read more about the triangle inequality theorem here:

https://brainly.com/question/2403556

PLEASE HELP ASAP RIGHT NOWWWWWWWW HELP ME PLEASEE

Answers

12x11= 132
4x14= 56
132+56=188
so 188sq inches

i need a help knowwwwww

Answers

[tex]\huge\mathbb{✏Answer:}[/tex]

please understand what's in the pic above, and mark me as brainliest please thank you ^^

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