RSMuser RSMuser
  • 30-12-2021
  • Mathematics
contestada

Hi! I need help with this geometry problem. Please help me! It is worth 20 points!

Hi I need help with this geometry problem Please help me It is worth 20 points class=

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 30-12-2021

Answer:

   7π cm²

Step-by-step explanation:

The area that is shaded is the area of a circle of radius 3 cm, less two times the area of a circle of radius 1 cm. The area of a circle is given by ...

  A = πr²

So, the shaded area is ...

  A = π(3 cm)² -2(π(1 cm)²)) = π(9 cm² -2 cm²)

  A = 7π cm²

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