Math, asked by shamakhan21, 4 months ago

Example 8 : Find (i) the curved surface area and (ii) the total surface area di
hemisphere of radius 21 cm.

Answers

Answered by sk515162662

1

Answer:

1. 2*22/7*21*21=42*66=2752cm^2

2. 63*66=4158cm^2

Step-by-step explanation:

i hope this is useful for you

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