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Find the total surface area of a hemisph...

Find the total surface area of a hemisphere, whose radius is 7 cm.

A

`239pi cm^(2)`

B

`449pi cm^(2)`

C

`221picm^(2)`

D

`129picm^(2)`

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • Total surface area of hemisphere of radius r is ……………

    A
    `pir^(2)`
    B
    `2pir^(2)`
    C
    `3pir^(2)`
    D
    none

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