When the British system of units was first developed, what was the most
common object used as a basis for measuring length?

A. Animals
B. The king's castle
C. The human body
D. Automobiles

Answers

Answer 1
Is the letter b ok bro

Related Questions

n-17 = 24

Step to step

Answers

Answer: 41

Step-by-step explanation: Add 24 plus 17

i need to identify the slope and the y-intercept of the line with a given equation, the given equation is y = 1/2x +5 . i need to graph it aswell.​

Answers

Answer:

y-intercept: 5

slope: 1/2

Step-by-step explanation:

The equation y=1/2x+5 is an example of y-intercept form(y=mx+b). This is where b represents the y-intercept and m represents the slope. I will not graph this for you but can explain it.

First plot the y-intercept on the graph. (0.5). Then use the slope to find the next point off of the y-intercept. So for example, the next point would be (2,6).

i need help on this plz
a. b. c. d. ???

Answers

Answer:

I'm pretty sure the answer is B

i think the answer is b !!

Find XY. (help pleaseee)

Answers

Answer:

XY = 15

Step-by-step explanation:

Its in the image.

I used Pythagoras theorem in solving for the unknown side.

Sorry for the rough working

I need help pleaseee ​

Answers

7(p+10)+9=5(p-2)-7p
7p+79=-2p-10
9p=-89
p=-9.89

Put the following list of numbers in order from smallest to largest.
1. first 28.3
2. second 28.15
3. third 27.068
4. fourth 29.94
5. fifth 28.08

Answers

Answer:
27.068
28.08
28.15
28.30
29.94


Write each of these ratios in their
simplest form.
A) 3:9 B) 12:36 C) 13:39 D) 71:213 E) 142:213 F) 38:57 G) 33:44 H) 31:42

Answers

Answer:

A) 3:9 => 1:3

B) 12:36 => 1:3

C) 13:39 => 1:3

D) 71:213 => 1:3

E) 142:213 => 2:3

F) 38:57 => 2:3

G) 33:44 => 3:4

H) 31:42 => 31:42 or 21:42 => 1:2

Step-by-step explanation:

The simplest form of the ratios are as follows:

A) 3:9

Dividing the ratio by 3

1:3

B) 12:36

Dividing the ratio by 12

1:3

C)13:39

Dividing the ratio by 13

1:3

D) 71:213

Dividing the ratio by 71

1:3

E) 142:213

Dividing the ratio by 71

2:3

F) 38:57

Dividing the ratio by 19

2:3

G) 33:44

Dividing the ratio by 11

3:4

H) 31:42

The ratio is already in simplest form as 31 and 42 don't have a common multiple.

Or it might be mistakenly typed 31 instead of 21

Then the simplest form will be:

21:42

1:2

Hence,

A) 3:9 => 1:2

B) 12:36 => 1:3

C) 13:39 => 1:3

D) 71:213 => 1:3

E) 142:213 => 2:3

F) 38:57 => 2:3

G) 33:44 => 3:4

H) 31:42 => 31:42 or 21:42 => 1:2

What is the Pythagorean Theorem? Provide the equation and an explanation as to what it means.

Answers

Answer:

The Pythagorean Theorem is a squared + b squared = c squared. It is used to find out a side of a triangle if you already know the two others. C is always the H=hypotenuse, while the other two sides are a and b.

Answer: a^2+b^2 (factored) = c^2

Step-by-step explanation:

This only helps if you are solving for the hypotenuse.

What is a simpler form of the following expressions?
(7m2 - 5)(7m2 + 5)
(This is a rushed one so pls help?)

Answers

Answer:

49m^4 - 25

Step-by-step explanation:

The simpler expression can simply be found by expanding

The kind of expansion we have here is the difference of two squares

(a + b)(a-b) = a^2 - b^2

Thus, we have it that;

(7m^2-5)(7m^2 + 5)

=

49m^4 - 25

If a beetle crawls at a constant rate of 3 feet per minute, how long, in minutes, will it take the beetle to travel 75 feet?
A. 25 min.
B. 72 min.
C.78 min.
D. 225 min.

Answers

A. 25 min,

3/1=75/x
x=25

Answer:

A. 25 minutes

Step-by-step explanation:

3ft/min = 75ft/?min

75ft ÷ 3ft = 25min

it will take the beetle 25 minutes to travel 75 feet.

A company rents out 16 food booths and 23 game booths at the county fair. The fee for a food booth is $100 plus $9 per day. The fee for a game booth is $95 plus $5 per dat. The fair lasts for d days, and all the booths are rented for the entire time. What is the simplified expression for the amount, in dollars, that the company is paid.

Answers

Answer:

3785 + 259d

Step-by-step explanation:

cost of food booths = 16 * (100 + 9d) = 1600 + 144d

cost of game booths = 23 * (95 + 5d) = 2185 + 115d

total = 1600 + 2185 + 144d + 115d = 3785 + 259d

Antonio tried to evaluate an expression. Here is his work: (57–8+5)÷9(17–14) = (49+5)÷93 Step 1 = (49+5)÷27 Step 2 = 54÷27 Step 3 = 2 Step 4 Is Antonio's work correct?

Answers

Answer:

Antonio's work is correct but his method is not

Step-by-step explanation:

(57–8+5)÷9(17–14) = (49+5)÷9

Antonio work:

Step 1 = (49+5)÷27

Step 2 = 54÷27

Step 3 = 2

Correct working:

Step 1:

Addition first

-8 + 5 = -3

= (57 - 3) ÷ 9(3)

Step 2:

= 54 ÷ 27

Step 3:

= 2

Antonio's work is correct but his method is not

He subtracted first when he is supposed to add first according to the rule of BODMAS

B - bracket

O - off

D - division

M - multiplication

A - Addition

S - subtraction

10. (02.03)
Find the solution of 3 to the square root of x+6=-12 , and determine if it is an extraneous solution. (1 point)
x= -3; extraneous
x = -3; not extraneous
x= 10; extraneous
x= 10; not extraneous

Answers

Answer:

x= 10; extraneous

Step-by-step explanation:

Given the expression:

3√x+6 = -12

We are to find the value of x

Divide both sides by 3

3√x+6/3 = -12/3

√x+6 = -4

Square both sides

(√x+6)² = (-4)²

x + 6 = 16

x = 16-6

x = 10

Hence the solution is x =10 and it is extraneous solution

3x + 9 = x + 5 Two sided equations

Answers

Answer:

x=-2

Step-by-step explanation:

Let's solve your equation step-by-step.

3x+9=x+5

Step 1: Subtract x from both sides.

3x+9−x=x+5−x

2x+9=5

Step 2: Subtract 9 from both sides.

2x+9−9=5−9

2x=−4

Step 3: Divide both sides by 2.

2x /2=-4/2

x=−2

Ryan owes his mom $18. If his mom
agrees to give him $30 for cleaning the
house, how much money will he have
after he pays off his debt?

Answers

12 dollars after debt
After paying off his debt he has 12 dollars

This question has two parts. Use the information to answer Part A and Part B.
Two angles are supplementary. The measure of one angle is 3 times the measure of the other angle.
Part A
Which equation can be used to find x, the measure of the smaller angle in degrees?
A. 3x - x=90
o
B. 3x + x = 90
o
C. 3x - x = 180
D. 3x + x = 180
Part B
What is the measure of each angle? Enter the answers in the boxes.
The smaller angle measures
and the larger angle measures

Answers

Answer:

Part A: D. [tex]3x+x=180[/tex]

Part B: Smaller angle [tex]=45^{\circ}[/tex], larger angle [tex]=135^{\circ}[/tex]

Explanation:

The term supplementary is used when the sum of two angles add to [tex]180^{\circ}[/tex].

Part A:

From the information given that the "angles are supplementary" and the "measure of one angle is 3 times the measure of the other", the equation to find for x can be written as:

[tex]3x+x=180[/tex]

Part B:

To find the measure of each angle, we can first find the measure of the smaller angle [tex]x[/tex]:

[tex]3x+x=180[/tex]

[tex]4x=180[/tex]

[tex]x=45^{\circ}[/tex]

[tex]\therefore[/tex] The smaller angle is [tex]45^{\circ}[/tex]

Since the measure of the larger angle is [tex]3[/tex] times the measure of the smaller angle:

Larger angle [tex]=3x[/tex]

[tex]=3(45)[/tex]

[tex]=135^{\circ}[/tex]

[tex]\therefore[/tex] The measure of the larger angle is [tex]135^{\circ}[/tex]

Hope this helps :)

A plane took 3h 33 min to finish a journey. If the distance of the journey was 2840 miles, at what average speed did the plane travel?
____ mph

Answers

Answer:

The average speed of the plain was 800 miles/h

Step-by-step explanation:

Speed = distance/time

= 2840/ 3h 33mins
= 2840 / 213
= 13.3

Therefore the speed of the plane is 13.3 mph

Help ill mark u brainliest pls

Answers

Answer:

a = 151

Step-by-step explanation:

Both angles make a supplementary angle meaning their angles will add up to 180°.

a + 29 = 180

a = 151

What is the range of the cluster in the scatter plot?

A: Between 4 and 8 years of experience
B: Between 6 and 12 years of experience
C: Between $10,000 and $60,000
D: Between $40,000 and $60,000

Answers

Answer:

b

Step-by-step explanation:

answer :


b


hope this helped

Which of the following is not a rate?
I WILL GIVE BRAINLIEST IF YOUR ANSWER IS RIGHT​

Answers

Answer:

540 feet 5 feet

Step-by-step explanation:

they're both feet, it cant be a rate.

B it’s not possible it’s the only one with feet going into feet

What are the missing numbers in the sequence?

Answers

-37
And 0 at the end

Answer:

-37, -30, -23, -16, -9, -2

Step-by-step explanation:

The rule is subtracting -7 each time

Hope I was able to help! :)

HELP ME PLEASE!!!!!!!!!!!!!!!! You have to figure out whether its undefined or zero

Answers

It’s an undefined slope:)

Answer:

It's an undefined slope

Factor: -12n - 20 they are asking for an expression

Answers

Answer:

-4(3n+5)

Step-by-step explanation:

Factored -4 out of -12n-20. Let me know if this answers the question!

What is the measure of angle F in degrees?

Answers

it has to be around 90°, if you want something exact use a protractor :) or use something with a sharp edge to see if it’s 90° hope this helps :)

solve for x it is a parallelogram please help

Answers

Answer:

UW = EW+UE=2×EW because, EW=UE

7x-2=2×6= 12

7x=14

x=14/7

x=2

2 is the right answer.

hi, this is an ad. are you good at math? :D do you have nothing to do? :D do you like helping people? :D. if you answered yes to the very first question...help, please...I need it..... :D... :)...T n T ( also just click on my pfp and see if you can answer any of my recent math questions uh if not its fine )

Answers

Answer:

ok and ty oof

Step-by-step explanation:

We have to fill in all the boxes in order for me to submit. PLEASE HELP!!

Answers

Answer:

2 and 3 maybe?

Step-by-step explanation:

Solve for X
9x + 2 = 3
Give your answer as a fraction in its simplest form.

Answers

Answer:x=1/9

Step-by-step explanation:

1. subtract 2 from both sides

9x+2-2=3-2

2.simplify

9x=1

3.Divide both sides by 9

9x/9=1/9

4.simplify

x=1/9

the answer would be x=1/9

Find the perimeter??

Answers

Answer:

13 in

Step-by-step explanation:

just add all the numbers lol

Answer:

the perimeter of the triangle is 13[tex]in^{2}[/tex]

Step-by-step explanation:

All you have to do is add up all the sides together, but first we need to find a common denominator, and it can be 12

[tex]3\frac{1}{3}[/tex] = [tex]\frac{10}{3} = \frac{40}{12}[/tex] ( i multiplied them by 4 (numerator and denominator))

[tex]4\frac{1}{6} = \frac{25}{6} = \frac{50}{12}[/tex] ( i multiplied them by 2 (numerator and denominator))

[tex]5\frac{1}{2} = \frac{11}{2} = \frac{66}{12}[/tex] ( i multiplied them by 6 (numerator and denominator))

Now that you have a common denominator for all 3 fractions, you can now add them all up

[tex]\frac{40}{12} + \frac{50}{12} + \frac{66}{12}[/tex]

Now to add, the denominator has to stay the same (12), and add up all the numerators

[tex]\frac{40}{12} + \frac{50}{12} = \frac{90}{12} + \frac{66}{12} = \frac{156}{12} = 13 (simplified)[/tex]

Hope this helped!

PLEASE HELP NOW! DUEEE SOONNNN

Answers

Answer:

6^3=6x6x6      3^6=3x3x3x3x3x3 .    5^4=5x5x5x5       4^5=4x4x4x4x4

Step-by-step explanation:

Answer:

1. 6 × 6 × 6

2. 3 × 3 × 3 × 3 × 3 × 3

3. 5 × 5 × 5 × 5

4. 4 × 4 × 4 × 4 × 4

I hope this helped you :D

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