the radius of hemispher is 2.5cm find its total surface area pie is 3.14
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Answer:
TSA = 3πr²
r = 2.5cm
3πr² = 3 × 3.14 × 2.5 × 2.5
= 9.42 × 6.25
= 58.875cm²
HOPE THIS HELPS... :)
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