please help me, with an explanation!!

Please Help Me, With An Explanation!!

Answers

Answer 1

Answer:

[tex]53.13\°[/tex]

Step-by-step explanation:

Since the ratio of XD and XB is 3:2, call the two segments 3a and 2a.

Since [tex]3a +2a = 20[/tex] it's easy to see that a = 4, and you can look just at one of the trangles ABX or BDX, noticing that angle ABC is twice the angles ABX (or DBX). At that point with a calculator you calculate the measure of either, which is [tex]tan^-^1 \frac6{12} \approx 26.56\°[/tex], and double the angle will give the measure you need, which is [tex]53.13\°[/tex]

Please Help Me, With An Explanation!!

Related Questions

find area of shaded regions​

Answers

Can you find the area of the larger circle

Estimate the size of a crowd standing along a 1 mile section of a parade route that is 10 feet deep on both sides of the street. Assume that each person occupies 2. 5 square feet.

Answers

The size of the crowd is 21,120 standing along a 1 mile section of a parade route that is 10 feet deep on both sides of the street.

How much 1 mile into feet?

A mile is a unit of distance equal to 5,280 feet or exactly 1.609344 kilometers.

Given

The size of a crowd standing along 1 mile section of parade route that is 10 feet deep on both sides of the street assume that each person occupies 2.5 square feet.

1 miles is equal to 5280 feet thus,

[tex]\rm= 5280 \times 10\\\\= 52800[/tex]

Divide this by the amount of space a person takes up

[tex]= \dfrac{52800 }{ 2.5}\\\\ = 21120[/tex]

Hence, the size of the crowd is 21,120 standing along a 1 mile section of a parade route that is 10 feet deep on both sides of the street.

To know more about units click the link given below.

https://brainly.com/question/24389377

1/4,5/8,1/2 in least to greatest order

Answers

Answer:

1/2, 1/4 5/8

Step-by-step explanation:

Hey there!

1/4 , 5/8, & 1/2 in order from least to greatest



QUICK OVERVIEW FOR EASIER UNDERSRANDING

____________________________
1/4

= 1 ÷ 4

= 0.25

= 0.25 × 100

= 25%

~~~~~~~~~~~~
5/8

= 5 ÷ 8

= 0.625
= 0.625 × 100

= 62.5%
~~~~~~~~~~~~~

1/2

= 1 ÷ 2

= 0.50

= 0.50 × 100

= 50%

______________________

ANSWERING the QUESTION

1/4 , 1/2 , & 5/8


Good luck on your assignment & enjoy your day!


~Amphitrite1040:)

polygon B is a scaled copy of Polygon A using a scale factor of 5. how many times as large is the area of polygon B compared to the area of polygon A?

Answers

Answer:

  25 times

Step-by-step explanation:

The area is scaled by the square of the linear scale factor.

The area of polygon B is 5² = 25 times as large as the area of polygon A.

mandy is thinking of a prime number that is greater than 41 and less than 47 .what is mandys number.

Answers

Answer:

43

Step-by-step explanation:

the only prime number in between those numbers is 43.

The answer is 43 because it only has 2 factors- itself and 1.

if the least value of n is 5, which inequality best shows all the possible values of n?

n ≥ 5
n ≤ 5
n < 5
n > 5

Answers

Answer:

First option

Step-by-step explanation:

The inequality says greater than or equal to 5. Which means n is greater than or equal to (≥) 5.

It's not the second option because less than or equal to means that n is less than or equal 5, which doesn't check out since 5 is the smallest value of n.

It's not the third option since it says that 5 is greater than n, when we know that one of n's values is 5.

It's not the fourth option since it says that that n is greater than 5, when we know again that one of the values of n is 5.

Your answer is the first option "n ≥ 5."

Hope this helps.

amelle works on her homework for 14 hours before her soccer practice and 23 hour after her soccer practice

Answers

good job! she does homework for 14 hrs

what does 5+5= equal plsss help

Answers

Answer:

10 yaaaaaaaaaaaaaaaaaaa

Answer:

10

Step-by-step explanation:

if you have 5 tallys - - - - -

and where to add another 5 - - - - -

then you would have 10

you could also count on your fingers

hope this helps xoxo

Answer both ASAP! please do correctly

Answers

Answer:

1. the discriminant is 4

the number of solutions 0

solutions 0

2.the discriminant is 0

i couldn't find any solutions

Step-by-step explanation:

Angela is comparing the amount of rainfall over the past month in two cities on days when it rained. In City​ 1, the range in rainfall is 4.5 centimeters and the interquartile range​ (IQR) is 1.5 centimeters. In City​ 2, the range is 5 centimeters and the IQR is 3 centimeters. What might you conclude about the cities based on the ranges and interquartile​ ranges?

Answers

The conclusion about the cities based on the ranges and interquartile ranges are;

The rainfall amounts on days when it rains have greater variability for City 2 than those for City 1.

What is interquartile range and range?

The interquartile range (IQR) is defined as the length of the middle 50% of that interval of a particular space. The way the IQR is calculated is the difference between the third or upper quartile and the first or lower quartile.

Meanwhile the range is the difference between the highest and lowest value.

Looking at the question, we can say that The rainfall amounts on days when it rains have greater variability for City 2 than those for City 1.

Read more about Interquartile Range at; https://brainly.com/question/18723655

Answer: The rainfall amounts on days when it rains are greater variability for city 2 than those for city 1

Step-by-step explanation:

This was a question on my test your welcome

Work out the product of 1 4/5 and 1 5/8
Give your answer as a mixed number.

Answers

Answer:

4 17/25

Step-by-step explanation:

Hope this helps!

If not I am sorry.

Can someone please help me!!!

Answers

Answer:

Step-by-step explanation:

b

There are 31 boys and 25 girls in a football club. Laura selects two girls from the club. How many ways of choosing are there?​

Answers

Answer:

it c hope it helped

Step-by-step explanation:

so its c

Which quadratic function in vertex form has a vertex at (-2, 6) and passes through the point (-4, 8)?



A. y = 1/2 ( x - 2 ) ^2 + 6

B. y = -1/2 ( x - 2 ) ^2 - 6

C. y = -1/2 ( x - 2 ) ^2 + 6

D. y = 1/2 ( x + 2 ) ^2 + 6

Answers

Answer:

y = -1/2(x + 4)² + 2 or y = -1/2x²- 4x - 6

Step-by-step explanation:

Given

Vertex = (-4, 2)

The graph passes through the point (-8, -6)

The function in vertex form is:

y = a(x + 4)² + 2

Substitute the coordinates of (-8, -6) and find the value of a:

-6 = a(-8 + 4)² + 2

-8 = 16a

a = -1/2

The function is:

y = -1/2(x + 4)² + 2

or in standard form:

y = -1/2(x² + 8x + 16) + 2 = -1/2x²- 4x - 6

D this is because (-2,6) is the vertex and the x-variable in the vertex is always positive and the y-variable stays the same so the answer is D

Which of the following ratios are equivalent to 20% ? 5:15 , 1:5 , 2:5 , 3:12 , 4:20

Answers

Answer:

The correct ratios are:

1:5

4:20

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 give me brainliest pls, im trying to rank up this month, if not then not problem! ty and let me know if you need anything else!

Answer:

1:5  4:20  

Step-by-step explanation:

Because say you got 1 right out of 5 on test you get a 20%

since 20 can go into a 100 5 times if whatever number is the 1rst time it can go into 5 it is a 20 like 4:20 because 4,8,12,16,20 see that's 5 numbers and 4 is the first.

In then 1:5 is another example it can go 5 times or one more is like 10:50=20% or 15:75.

Hope this helps have a great afternoon:)

Rectangular garden measures 31 feet by 41 feet. surrounding the garden is a path 4 feet wide find the area of this path

Answers

Answer:

385ft^2

Step-by-step explanation:

31 * 41 = 1271

36 * 46 = 1656

1656 - 1271 = 385

Answer is 385 square feet

I dont understand what postulate/theorem i need to use. can u help?​

Answers

Answer:

I believe it is SAS

Step-by-step explanation:

You are unable to use AS S because donkeys do not belong in math

You are also unable to use AAA because triple A is good for your car, but not in math.

They give us an angle, so I am assuming it is ASA


Fill in the gaps to factorise this expression
20x + 12 = 4(_+_)

Answers

Answer:

20x + 12 = 4(5x+3)

Step-by-step explanation:

4*5x = 20x and 4*3 = 12

The complete expression will be written as 20x + 12 = 4(5x+3).

What is an expression?

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given expression is 20x + 12 = 4(_+_). The value of the missing terms will be calculated as,

4 x ( 5x) = 20x

4 x 3 = 12

20x + 12 = 4(5x+3).

Therefore, the complete expression will be written as 20x + 12 = 4(5x+3).

To know more about an expression follow

https://brainly.com/question/25968875

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Izzys family has orange trees in their yard they picked 126 oranges they kept 10 oranges for themselves and shared the rest evenly among 4 other families which equation can be used to determine n, the number of oranges each of the other families received?

Answers

Answer:

Each gets 29 oranges

Step-by-step explanation:

126 - 10 = 116

116÷4 = 29

The equation is 4n + 10 = 126 and each family gets 29 oranges.

What is an equation ?

Equation in mathematics implies equating two same quantities of different form.

According to the given question

Izzys family has orange trees in their yard they picked 126 oranges they kept 10 oranges for themselves and shared the rest evenly among 4 other families

So after keeping 10 oranges for themselves they have 116 oranges.

Now they share this to 4 families evenly

4n = 116

   n = 116/4

   n = 29

So, each family gets 29 oranges.

Learn more about Equations here :

https://brainly.com/question/14686792

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Add * (5x ^ 2 - 2x) + (6x - 4)

Answers

Answer:

Simplify the expression.

5x2+4x−4

help help help will give 15 points

Answers

Answer:

Step-by-step explanation:

a)14.84

b)3.05

c)3,884.2

d)3.41

a)143

b)-12.3

c)1,342.25

d)12.4

Find the 7th term of the geometric progression which begins. 2,-6,18

Answers

Step-by-step explanation:

Find the rule:

2, -6, 18, ...

To get to -6, multiply by -3.

To get to 18, multiply by -3.

The rule is to multiply by -3.

Find the 7th term:

Multiply 18 by -3.

[tex]-18 \times 3 = -54[/tex]

-54 is the 4th term.

Multiply -54 by-3.

[tex]-54 \times -3 = 162[/tex]

162 is the 5th term.

Multiply 162 by -3.

[tex]162 \times -3 =-486[/tex]

-486 is the 6th term.

Multiply -486 by -3.

[tex]-486 \times -3 = 1458[/tex]

1458 is the 7th term.

The tip of the minute hand of a clock is 14cm from the centre of the clock. Find in metres the distance travelled by the tip of the minute hand of the clock in 3 hours
pls help :')​

Answers

Answer:

263.76cm

Step-by-step explanation:

r = 14cm

2πr = circumference = distance traveled in 1 hour

3(2πr) = 3x28xπ

π=3.14

= 84x3.14 = 263.76cm

HOPE THIS HELPS!!!

Answer:

2.6 m

Step-by-step explanation:

The minute hand on an oldfashioned (analog) clock will go completely around the clock 3 times in three hours.

The clock is a circle.

The length of the hand is the radius.

The distance around a circle is the circumference (it is perimeter for a circle!)

Circumference

= (pi)•d OR

= 2(pi)r

So the distance all the way around the clockface ONE TIME

is C = (pi)d = 2(pi)r =(3.14)28

= 87.96459 m

But in three hours it goes around three times.

3(87.96459)

= 263.89378

BUT this is cm and they asked for meters. So divide by 100, because there's 100 cm in a meter.

263.89378/100

~= 2.6 meters

In the following pictograph, how many more books has Group 1 read than Group 4?



3
6
18
9

pls help 30 points!

Answers

Answer:

9

Step-by-step explanation:

if each picture is 6 books that would mean the half book is 3. then group 1 has read 18 books and group 4 only read 9 books.

. 3 yards 2 feet = __________ ft how many does it equal?

Answers

Answer:

1 yard = 3 miles

In 3 yards there are 9 feet, an additional of 2 feet would be 11 feet in total

11 feet.

3 yards x 3 feet(one yard) = 9 feet, add 2 = 11.

Answer:

11 ft

Step-by-step explanation:

3 yards = 9 feet

9ft + 2ft = 11ft

Have a good day!

write the least common multiple of the denominators in the equation
1 3
2.
X+
3 6 4
x + 1

Answers

The least common multiple in the denominator of 2/3 X + 1/6 is 6 and the least common in the denominator of -3/4 X + 1 is 4.

Hope this will help please mark me as brainlest.

Select the polynomial that is a perfect square trinomial. 36x2 − 4x 16 16x2 − 8x 36 25x2 9x 4 4x2 20x 25.

Answers

The polynomial a,b,c,are not perfect square polynomial and the polynomial d is perfect square polynomial.

The given polynomial is

[tex]a) 36x^2-4x+16[/tex]

What is the form of perfect square polynomial?

[tex](ax+b)^2[/tex]

we solve this method by using perfect square method

add and subtract 1/9

[tex]36x^2-4x+16+\frac{1}{9}-\frac{1}{9}[/tex]

factor 36

[tex]\frac{143}{9}+36(x^2-\frac{x}{9}+\frac{1}{324} )[/tex]

Now complete the square

[tex]\frac{143}{9}+36(x^2-\frac{1}{18})^2[/tex]

Therefore this is not perfect square trinomial.

Similarly for

[tex]b) 16x^2-8x+36[/tex]

Complete square is,

[tex]16(x-\frac{1}{4})^2+35[/tex]

This polynomial is also not perfect square trinomial.

[tex]c) 25x^2+9x+4\\[/tex]

complete square is,

[tex]25(x+\frac{9}{50})^2+\frac{319}{100}[/tex]

This polynomial is not perfect square trinomial.

[tex]d)4x^2+20x+25\\[/tex]

complete square is,

[tex](2x+5)^2[/tex]

This polynomial is perfect square trinomial.

Therefore,

The polynomial a,b,c,are not perfect square polynomial and the polynomial d is perfect square polynomial.

To learn more about perfect square trinomial visit:

https://brainly.com/question/1538726

Answer:

The answer above got it right Option D is the answer

Step-by-step explanation:

Use a translation rule to describe the translation of ABC that is 6 units to the right and 10 units down.​

Answers

Answer:

(x, y ) → (x + 6, y - 10 )

Step-by-step explanation:

6 units right is + 6 in the x- direction

10 units down is - 10 in the y- direction

the translation rule is

(x, y ) → (x + 6, y - 10 )

When Rafiq left home on a business trip
he noted that the odometer on his car
read 47,823. He drove 3 h 15 min and
then noted that the odometer read
48,017. Find his average speed in miles
per hour.

Answers

He travelled : 48017 - 47823 = 194 (miles)

15 mins = 1/4 hours => 3h 15min = 3 1/4 hours = 13/4 hours

So, he travelled at an average speed of 194 : 13/4 = 59 (miles/h)

from 12 teachers to 48 teachers

Answers

36 more teachers were added
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