anthonde19lca anthonde19lca
  • 20-03-2021
  • Mathematics
contestada

The radii of two concentric circles are 9cm and 6cm respectively. Find the area of the space between the two circles.

Respuesta :

Breanniebearv Breanniebearv
  • 20-03-2021

Answer:

3

Step-by-step explanation:

Answer Link
TcScott17
TcScott17 TcScott17
  • 20-03-2021
Area of a circle = pir^2

Big one= pi(9)^2=254.34
Small one= pi(6)^2=113.04

Now minus small one from big one

254.34-113.04=141.3 cm^2

So your answer is 141.3 cm^2
Answer Link

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