The radius of a circle is 9 times the radius of a smaller circle. The area of the smaller circle is 50 square centimeters. What

Question

3 years ago

9

is the area of the larger circle?

2 answers:

scoundrel [369] · Answer 1 · 2022-05-01T16:15:54+03:00

4 0

Answer:

Let R = radius of big circle

r=radius of small circle

A1=Area of small circle

A2=Area of big circle

R=9r

A1=50cm^2

A1=pi*r*2

A2=pi*R^2

A2=pi*(9r)^2

A2=81*pi*r^2

A2=81*A1

A2=4050cm^2

Hence the big circle has area of 4050cm^2

Step-by-step explanation:

Strike441 [17] · Answer 2 · 2022-05-01T18:15:38+03:00

4 0

Answer:

4050 on edge 100%

Step-by-step explanation: