fyrGirlsdu0lcat fyrGirlsdu0lcat
  • 02-02-2017
  • Mathematics
contestada

The circumference of a circle is 7π m.

What is the area of the circle?

Respuesta :

Quirkyowl
Quirkyowl Quirkyowl
  • 02-02-2017
C = 2πr
r = C/2π
r = 7π/2π
r = 3.5 m

A = πr² = 22/7 x (3.5)² = 38.5 m²
Answer Link
Redandgreen7 Redandgreen7
  • 28-11-2018

Answer:

The answer is 12.25


Answer Link

Otras preguntas

Graph A shows function f of x equals 3 multiplied by 3 to the power of x. Graph B shows function f of x equals 9 to the power of x. Graph C shows function f of
9x4y6 +  42x5y5 +49x3y2
Why is Black Friday a frustrating experience for some people.
Does vitamin e supplement decreased skin damage from uv exposure
Mr Chen deposits a certain amount of money in a bank. If the interest rate of bank decreases from 3.75 per year to 3.5 per year, Mr Chen's interest will decreas
The sum of two numbers is 54. The large number is 10 more than the smaller number. What are the numbers
Factor 1/5 out of 1/5x - 6/5
identify the type of Earth science that involves the study of the materials that make up Earth?A. astronomyB. meteorologyC. geologyD. oceanography
First aid procedures are used for precautionary or preventative measures. true false
What was the Seattle General Strike of 1919? Question 3 options: It was a strike of all nonemergency workers in Seattle, called by the Industrial Workers of the