Tissonyagordon Tissonyagordon
  • 12-01-2020
  • Mathematics
contestada

A circle has a circumference of 42 in.what is the area of the circle

Respuesta :

dvclee2
dvclee2 dvclee2
  • 12-01-2020

Answer:

140.37 in²

Step-by-step explanation:

C = 2πr

42 = 2πr

21 = πr

r = 21/π

A = πr²

A = π × (21/π)²

≈ 140.37 in²

Answer Link
maysface9819 maysface9819
  • 12-01-2020
Your answer is :140.37 in2
Answer Link

Otras preguntas

____ is a layer of fat cells that insulates most axons and speeds up the transmission of nerve impulses.
Which of the following is NOT a treatment for high blood pressure? a. an LDL-rich diet b. a 6y diet c. blood thinners d. aerobic exercise
Which saying describes the BEST reason for using effective communication skills when meeting someone new? A. Necessity is the mother of invention. B. You can't
A number, twice that number, and one-third of that number are added. The result is 20. What is the number?
Which of the following hobbies contribute to improving your physical fitness? a. playing video games b. watching TV c. kayaking d. stamp collecting
Water freezes at _______k.
Carlos Martin received a statement from his bank showing a balance of $56.75 as of March 15th. His checkbook shows a balance of $87.37 as of March 20. The bank
Change the fraction 93/1,000 to a decimal. A. 0.00093 B. 0.93 C. 0.0093 D. 0.093
Circle the correct term that makes the sentence true. The (greatest, least) of common factors of two or more numbers is the (greatest, least) common factor of t
what is the best place to look for a synonym for the word anger?