alleryA cylinder (r=7 cm, h=10 cm) has a hemisphere of radius 7 cm on top. Find exposed area; π=22/7.
A440 cm²
B616 cm²
C1056 cm²
D902 cm²
Answer & Solution
Correct answer: D. 902 cm²
Exposed area = cylinder curved area + hemisphere curved area + base = 440+308+154 = 902 cm².
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