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
Luden [163]
3 years ago
14

The radius of a circle is 4 feet. What is the length of a 90° arc? HELP ME PLEASE

Mathematics
1 answer:
Elza [17]3 years ago
4 0

Answer:

6.3feet

Step-by-step explanation:

Given data

Radius= 4feet

The expression for the circumference of a circle is

C= 2πr

Substitute

C=2*3.142*4

C=25.136 feet

Also, a 90° arc is 1/4 of the circumference of a circle

Hence the length of the 90° arc is

=25.136/4

=6.284 feet

=6.3feet

You might be interested in
What is the expanded form of 373,698
ad-work [718]
The expanded form of 373,698 would be 300,000 + 70,000 + 3,000 + 600 + 90 + 8
3 0
3 years ago
Read 2 more answers
The width of a rectangle is 2 cm less than 8 times the length. The perimeter is 68 cm. What are the width and length of the rect
eduard

Answer:

length=4

width=30

Step-by-step explanation:

length=x

width=8x-2

(8x-2)*2+2x=68

16x-4+2x=68

18x=72

x=4 (Length)

4*8=32, 32-2=30(width)

8 0
3 years ago
Read 2 more answers
There are 15 people at a block club meting. How many different committees of 2 people can be formed
Alenkinab [10]
The answer is 30 because you have to multiply the two together 
7 0
3 years ago
Sale! 60% OFF
ra1l [238]
$12 hope this helps hehehehehe
8 0
3 years ago
-. Find the common difference for the arithmetic sequence: 36, 30, 24, 18.
nirvana33 [79]
6 because 18+6=24+6=30+6=36
4 0
3 years ago
Other questions:
  • Larry stencils this pattern to make a border at the top of his bedroom walls. Describe the pattern. Draw what might be the missi
    6·2 answers
  • What's the minimum value of the graph within the domain shown below?
    9·1 answer
  • In an opinion poll, 29% of 100 people sampled said they were strongly opposed to the state lottery. What is the approximate stan
    10·1 answer
  • What is the value of M PLEASE HELP .
    8·1 answer
  • Please answer below :-)
    12·2 answers
  • PLSSSSSS HELPPPPPPPPPPPPPP I HAVE BEEN STUCK ON THIS PROBLEM IN MY HOMEWORK
    14·1 answer
  • Which equation shows how to rewrite the sum of 30 and 45 using their greatest common factor? 30 + 45 = 5(6 + 9) 30 + 45 = 15(2 +
    5·1 answer
  • Which of the following theorems verifies that LMN = ABC
    14·1 answer
  • How to calculate pvalue
    11·2 answers
  • For my lil brother don’t feel like solving it
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!