sevenmasters1
sevenmasters1 sevenmasters1
  • 22-03-2020
  • Mathematics
contestada

Please can someone help?

Please can someone help class=

Respuesta :

Wallind11
Wallind11 Wallind11
  • 22-03-2020

Step-by-step explanation:

R = 6.5cm and r = 2.3 cm

area of the shaded region = area of the outer circle - area of the inner circle

= πR²-πr²

=π(R²-r²)

=π{(6.5)²-(2.3)²}

=π (42.25-5.29)

= 3.14× 36.96

= 115.866

= 116 cm²

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