1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Leviafan [203]
2 years ago
13

The radius of a circle is 7 kilometers. What is the length of a 90° arc?

Mathematics
1 answer:
LUCKY_DIMON [66]2 years ago
4 0

Find the length of the circumference:

Circumference = 2 x pi x radius

Circumference = 2 x 3.14 x 7

Circumference = 43.96 kilometers

90 degrees is 1/4 of a circle ( 360/4 = 90)

Arc length = 43.96/4 = 10.99 kilometers

(Round answer as needed)

You might be interested in
Mr. Strand washed 2 - 5 of his laundry. His son washed 1 - 4 of it. Who washed most of the laundry? How much of the laundry stil
fredd [130]

Answer:

His son did.

Step-by-step explanation:

His son: 1/4 = 25%

Mr. Strand: 2/5 = 20%

They also need 55% more to wash or in other words 11/20.

7 0
3 years ago
Somebody help me I’m struggling
blondinia [14]

Answer:

A. $ (5 + 2x), B. = $ 305

Step-by-step explanation:

x miles

A. cost for x miles = 5 + 2x ($)

B. cost for 150 miles = 5 + 2*150 =305 ($)

7 0
3 years ago
Read 2 more answers
True or false two lines that lie in a parallel planes are parallel
faltersainse [42]
True ................
4 0
3 years ago
Which property of real numbers is shown below? 3 + ((-5) + 6) = (3 + (-5)) + 6 commutative property of addition identity propert
Sati [7]

Answer:

The correct answer is the associative property of addition.

Step-by-step explanation:

This property states that no matter which way we group things when adding, they will still create the same outcome. Since all of the symbols are addition, the answer is the same.

5 0
2 years ago
Read 2 more answers
A car is traveling at a steady speed. It travels 1 3/4 miles in 2 1/3 minutes. How far will it travel in 35 minutes
leonid [27]

Answer:

d1.75/t2.33=sp.751mpm or 45.06mph

45.06*33/60=24.78m

Step-by-step explanation:

8 0
3 years ago
Other questions:
  • Complete the function using the function y=-2x -6<br> -2<br> 0<br> 2<br> 4
    10·1 answer
  • Identify all of the following that are prime numbers​
    13·1 answer
  • Write the equation of the line that passes through the given points (0,-3) and (-15,-5)
    8·1 answer
  • C(x)=4x-2 and d(x)=x^(2)+5, what is (c*d)(x)
    10·1 answer
  • What percent of 15 is 5
    10·2 answers
  • A student selecting 3 classes for Winter quarter there are 4 drawing and design courses 3 general education courses and 3 other
    7·1 answer
  • A scale drawing of a school playground in the shape of a rectangle is shown. What is the area in square meters of the playground
    7·1 answer
  • The measures of the two acute angles of a right triangle are in the ratio 2:7. What are the measures of the two angles?
    5·1 answer
  • ANSWER USING STEPS: y=2/3x-5
    9·1 answer
  • What is Q(1.5) if ()=cos() and Q(x) is centered at /2? Round your answer to 4 decimals, for example, 0.1234.
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!