Find the measure of one interior angle for a regular 21 gon

Answers

Answer 1

Answer:162.9

Step-by-step explanation:I gotchu


Related Questions

Solve the following problem:
Which triangles are similar? Which sides are proportional?

Answers

9514 1404 393

Answer:

  ΔA₁CA ~ ΔBCB₁

Step-by-step explanation:

The triangles share angle C. The 30° angles are also congruent, so the triangles are similar by the AA theorem.

It is convenient to name the similar triangles by matching the similar angles. Here, angle A₁ matches the acute angle at B, and (of course) angle C matches itself. So, we can name the triangles using those two angles in that order.

  ΔA₁CA ~ ΔBCB₁

bill is $75. tip is 18% what is the total bill

Answers

Answer:

Total bill = $88.50

Step-by-step explanation:

Amount of bill = $75

Tip = 18%

Amount of tip = [tex]\frac{18}{100}*75[/tex]

Amount of tip = [tex]0.18 * 75[/tex]

Amount of tip = $13.50

Total bill = Bill + Tip

Total bill = 75 + 13.50

Total bill = $88.50

18% of 75 is 13.5 and 13.5 plus 75 is 88.50. Therefore the total is $88.50

Name two acute vertical angles.

Answers

Answer:

Your answer would be the second option

KQL, IQH

Step-by-step explanation:

Answer:

the 2nd option

Step-by-step explanation:

Which fraction,11\10 OR 7/8 is greater than 1

Answers

Answer:

11/10

Step-by-step explanation:

To have a fraction greater than 1, you have to have a numerator (The top one in the fraction) greater than a denominator (the bottom one in the fraction). 7 is less than 8 and 11 is greater than 10 so that means that 11/10 is greater than 1.

50 POINTS

explain the meaning of the following points
(1,2)
(9,18)

Answers

Answer:

(1,2)      1 represents how many days and 2 represents how many mm tall

(9.18)    9 represents how many days and 18 represents how many mm tall

Step-by-step explanation:

Answer:

(1,2) in one day, the plant was 2 mm tall.

(9,18) in nine days, the plant was 18 mm tall.  

Step-by-step explanation:

(1,2) in one day, the plant was 2 mm tall.

(9,18) in nine days, the plant was 18 mm tall.  

If this helps please mark as brainliest

Steven ordered a pizza that was 14 inches in diameter how many inches was the radius of the pizza

Answers

Answer:

18inch

Step-by-step explanation:

Answer:

I sadly cannot answer your problem, hence you don't have enough evidence to calculate the radius. To find the radius, you have to do C/2π. You need the circumfernece to be able to solve this.

Find two consecutive odd integers such that their product is 71 more than 7 times their sum

Answers

Answer:

iyt 71x7 which would be 497

17 This conversion graph is used to convert between US dollars and British pounds.​

Answers

Answer:

Step-by-step explanation:

17

a) 10 pounds

b) 24 pounds

c) dk this hopes this helps so far

oh oh no se si no lo

2 + 3m = 11

so m = what

Answers

Answer:m=3

Step-by-step explanation:

11-2=9

9/3=3

Answer:

m=3

Step-by-step explanation:

11-2 = 9 / m = 3

9/ 3 = 3

³√125×2³ is? please help no idea​

Answers

The answer is 40

³√125=5
2^3= 8
5x8= 40
40 is the answer to your question>3

Oat porridge is sold in two sizes of box.
Size of box Weight of porridge
small
large
6259
350g
Walter buys 5 large boxes of oat porridge and some small ones too.
In total, he buys 4175g of porridge.
Work out the number of small boxes of oat porridge Walter buys.
Note: Make your final answer clear by writing ... small boxes.
Total marks: 3

Answers

Answer:

3 boxes of small porridge

Step-by-step explanation:

625g x 5 = 3125

4125-3125=1000

1000 divided by 350 = 2.8

so there will be 2 full boxes of small porridge and 1 not full box of porridge.

Walter buys 3 small boxes of oat porridge.

What is an expression?

When used to represent a quantity or a mathematical relationship, symbols and/or numbers are combined to form an expression in mathematics. It may contain exponents, brackets, variables, constants, and mathematical operations like addition, subtraction, multiplication, and division.

To begin, let's determine how much porridge is contained in the five enormous boxes:

5 x 625 = 3125g

Determine how much porridge is contained in the little boxes since we know that Walter purchases 4175g in total.

4175 - 3125 = 1050g

Assuming that there are 350g of porridge in each small box, we can calculate the number of small boxes by dividing the total weight of the porridge by the weight of each small box:

1050 / 350 = 3

Therefore, Walter buys 3 small boxes of oat porridge.

To know more about an expression follow

https://brainly.com/question/2528625

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The following dot plot shows height of each toddler at Ms. Cabrera's daycare. Each dot represents a different toddler.

Answers

Answer:

what?

Step-by-step explanation:

Answer: 83.5

Step-by-step explanation:

During a basketball game Jorell attempted 40 shots and made 18. He says he made 40% of the shots he took. Is Jorell correct

Answers

Answer:

no

Step-by-step explanation:

18/40 is 45% and he said he made 40%

Answer:

He made 45% of his shots

Step-by-step explanation:

what is 534 + x =276​

Answers

276-534 = -258
x = -258

Answer:

x=−258

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

x+534=276

Step 2: Subtract 534 from both sides.

x+534−534=276−534

x=−258

have a nice day lol!!!!

which statement is true about this graph?

Answers

The answer is c I believe

Tell whether the given value is a solution of the inequality.

j+1>10; j = 9

A. Yes, j = 9 is a solution to the inequality.

B. No, j = 9 is not a solution to the inequality.

Answers

Answer:

Your answer is A

Step-by-step explanation:

Here you go mate

Step 1

j+1>10  Equation/Question

Step 2

j+1>10  Simplify

j+1>10

Step 3

j+1>10  add-1

j>9

answer

j>9

Hope this helps

Option B is correct, No, j = 9 is not a solution to the inequality j+1>10.

What is Inequality?

A relationship between two expressions or values that are not equal to each other is called 'inequality.

We can substitute j = 9 into the inequality j + 1 > 10 and see if it is true or false.

j plus one greater than ten.

j + 1 > 10

We have to check whether j=9 is the solution of the given inequality.

Substitute j equal to 9 in the above inequality.

9 + 1 > 10

10 > 10

The inequality is not true when j = 9. Therefore, j = 9 is not a solution to the inequality.

Hence, Option B is correct, No, j = 9 is not a solution to the inequality j+1>10.

To learn more on Inequalities click:

https://brainly.com/question/28823603

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6/9-1/4=??? show work​

Answers

Answer:

The answer is 5/12

Step-by-step explanation:

6/9 - 1/4

the LCM is 36

Divide the denominator by 36 then multiply the answer with numerator

=(24-9)/36

=15/36

divide to lowest term

3 can divide both numerator and denominator

=15÷3/36÷3

=5/12

You take out a loan from the bank for $4350. The bank charges an annual simple
interest rate of 15% and you are going to pay the loan back in 4 years. What is the
total amount of INTEREST you will pay back to the bank?

Answers

Answer:

He will have $4491.38 after 5 year

Step-by-step explanation

Simple Interest = (Principal × rate × time)/100

SI = (4350 × 0.65 × 5)/100

SI = 141.375

Interest after 5 years = $141.38

The total money he will have after 5 years is

$4350 + $141.38

= $4491.38

Answer:

I think the total amount would be $2610

Step-by-step explanation:

because you would multiply $4350 times 15% to get 652.5 a year so just multiply that by 4 and you have your answer which is $2610 the total amount of interest.

Cost of your insurance that you pay each month

A. Co-pay

B. Deductible

C. Premium

D. Co-insurance
PLEASE HELPPP

Answers

D co insurance ...xxxxxxx

Helpppppp meeeeeeeee

Answers

Answer:

5 and 6 linear pair

5 and 7 vertical

4 and 6 consecutive

4 and 5 alternate interior

3 and 8 coreesponding

1 and 7 alternate exterior

find answer and explain

Answers

Answer:

answer can be either 5 square root 2 or 7.01

Step-by-step explanation:

you can cancel out 2 (outside of brackets) with 2( denominator of the fraction)

Answer:

[tex]5\sqrt{2}[/tex]

Step-by-step explanation:

The 2 in the denominator and outside the parenthesis both cancels out, which just leaves with the most simplified answer.

5TH GRADE LEVEL QUESTION: Look at photo and list it step by step GIVING OUT BRAINLIEST.

Answers

Answer:

(3+4x4)-7

(3+16)-7

19-7

12

Jennifer bought a coat that was 25% off the regular price. If the coat originally cost $88.96, which expression could be used to find the discount?

Answers

Answer:

$58.43

Step-by-step explanation:

You are planning the scale model of a town that you will build. For now, you are laying everything out on a coordinate plane as shown. You want to draw Wooster Street so that it is perpendicular to Main Street. You know that Wooster Street will pass through the point (-3, 8.75). Find the equation of the line for Wooster Street so that it is perpendicular to Main Street. Explain your reasoning

Answers

Answer:

3

Step-by-step explanation:

because if you look closely at the graph you see

a boat is going 144 miles upstream on a river. the speed of the boat in still water is 60 miles per hour. the speed of the river current is 80% less than the speed of the boat in still water. how long does the journey take?

Answers

Answer:

45

Step-by-step explanation:

Answer:

3 hours

Step-by-step explanation:

the speed of the river current is 80% less

80% of 60 is 48

so the speed is now 48 mph, because the river is pushing the boat back (duh)

144 miles/ 48 mph is 3 hours.

these are the cost and revenue functions for a product line of cat food sold in 70 lb bags at a single pet store based on the functions what is the maximum profit that can be made ​

Answers

Answer:b

Step-by-step explanation:

Find the length median of the trapezoid( 20 points and brainliest if answered)

Answers

Answer:

first one would be 1440

second one would be 720

Step-by-step explanation:

2w − 1 = 1 so w = what

Answers

W = 1 hope that helps :$

Find the solution(s) for the equation below: |3x – 2| - 5 = -1

A.no solution
B.x = 2
C.x = 4/3 or x = 2
D.x = -2/3 or x = 2

Answers

Answer:

It would be D.x = -2/3 or x =2

Answer:

B

Step-by-step explanation:

(3x-2) - 5 = -1

⇒(3x-2)-4=0

⇒3x-6=0

⇒3x=6

⇒x=6/3

⇒x=2

What is the common denominator of 3/4 and 2/6

Answers

Answer:

Step-by-step explanation:

The common denominator of

[tex]\frac{3}{4} and \frac{2}{6}[/tex]

is got by taking LCM of 4 and 6 which is 12

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