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 causes malaria, African sleeping sickness, and amoebic dysentery?
What came first the chicken or the egg
A small fountain holds 38 gallons of water in 4 equal-sized sections. How many gallons of water are in each section?
What are 3 ways to be considered a natural born citizen in the U.S.?
Solve the system using the method of your choice: y = 3x – 4
Which does not describe Meg? A. a stubborn student who argues with the school principal B. a rebellious young girl who feels insecure C. a daughter as pretty
What is the approximate circumference of Circle A? Use π ⁢   ≈ 3.14. Record your answer to the nearest hundredth.
which best describes the culture of hatiti's people? a) it is mainly a mayan culture b) it is a blend of aferican, european and carribean cultures c) it is main
the first factor in determining how advertisement should be designed
what act gave parliament the right to make any laws they wished to regulate the colonies