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What is the Area of the shaded regions

What is the Area of the shaded regions-example-1
User Pingu
by
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1 Answer

4 votes

Circle O area = pi * r²

= 64π

Circle A area = π × 4²

= 16π

Circle B area = π × 2²

= 4π

shaded area = Circle O area - Circle A area + Circle B area

= 64π - 16 π + 4π

=52π cm²

User Furunomoe
by
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