joeytayler4 joeytayler4
  • 19-07-2022
  • Mathematics
contestada

The circumference of a circle is 15π in. What is the area, in square inches? Express your answer in terms of \piπ.

Respuesta :

mathematics71
mathematics71 mathematics71
  • 19-07-2022

Answer:

the area would be 176.7

Step-by-step explanation:

You know the area of a circle is A = pi×r^2, so you need the radius.

You know C = 2pi×r, so r = C/(2pi)

r = 15pi / 2pi = 7.5

A = pi(7.5)^2 = 56.25pi ~ 176.715 square inches.

The area of the circle is about 176.7 square inches.

Answer Link

Otras preguntas

what is a rational number between 1/8 and 1/4?
if 4 bags of corn can feed a herd of cows for 6 days, how many bags will feed the herd for 9 days ?
Why did Spain build mission in the borderlands of New Spain?
who made dutch claims in north america?
what is a rational number between 1/8 and 1/4?
Why  might  things far away  and  long  ago  be   important   to  us now.
Why  might  things far away  and  long  ago  be   important   to  us now.
Why did Spain build mission in the borderlands of New Spain?
Why did Spain build mission in the borderlands of New Spain?
King Louis XVIA.He admired the revolution's principles.B.He was suspicious of the leaders of the revolution.C.He felt it was a much better revolution than the A