What is the total surface area of hemisphere with radius 2.5 cm?
58.875sq.cm
58.785sq.cm
58.578sq.cm
58.785sq.cm
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What is the total surface area of hemisphere with radius 2.5 cm?
58.875sq.cm
58.785sq.cm
58.578sq.cm
58.785sq.cm
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Step-by-step explanation:
GIVEN,
radius of hemi-sphere= 2.5 cm
Total surface area of hemi-sphere = 2 Π r² + Πr²
= 2 x 3.14 x (2.5)² + 3.14(2.5)²
= 39.25 cm² + 9.39cm²[approx.]
= 48.64cm²
Answer:
option no. 1
Step-by-step explanation:
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