isabellacatt
isabellacatt isabellacatt
  • 03-01-2022
  • Mathematics
contestada

PLEASE HELP ASAP!


The circumference of a circle is 84 cm. What is the area, in square centimeters?
Express your answer in terms of pi.

PLEASE HELP ASAP The circumference of a circle is 84 cm What is the area in square centimeters Express your answer in terms of pi class=

Respuesta :

Аноним Аноним
  • 03-01-2022

Answer:

16π cm²

Step-by-step explanation:

We know that

Circumference = 2πr

=> 8π = 2πr

=> 8 = 2r

=> 8/2 = r

=> 4 = r

Now,

Area of circle = πr²

=> π × (4)²

=> π × 16

=> 16π cm²

Answer Link

Otras preguntas

Which composer's work has been likened to Brahms and Dvorak?
Help with 1. On Tuesday
What condition is needed for a democracy to thrive in a society? a. industrialization c. limits on power b. access to information d. all of the
what is one-tenth of 12.5?
what is the main function of the gallbladder
Good food combinations include hot and cold, sweet and sour, and ___. a. fragrant and tart c. sizzling and tropical b. tart and tangy d. crisp and soft
why do people want to be president? I don't understand it
Buying yourself time is a drug-resisting strategy that involves __________. a. finding a place to think b. finding a place where your feel safe c. finding a
Cells harvest energy from food molecules by _____.
what does a writer's philosophical assumption refer to