Math, asked by rock03122003rahul, 2 months ago

5. The whole surface area of hemisphere is

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Answered by bhartirathore299

1

ᴛʜᴇ ᴛᴏᴛᴀʟ sᴜʀғᴀᴄᴇ ᴀʀᴇᴀ ᴏғ ᴀ ʜᴇᴍɪsᴘʜᴇʀᴇ = 3πʀ2 sǫᴜᴀʀᴇ ᴜɴɪᴛs

ᴛʜᴇ ᴛᴏᴛᴀʟ sᴜʀғᴀᴄᴇ ᴀʀᴇᴀ ᴏғ ᴀ ʜᴇᴍɪsᴘʜᴇʀᴇ = 3πʀ2 sǫᴜᴀʀᴇ ᴜɴɪᴛsᴡʜᴇʀᴇ π ɪs ᴀ ᴄᴏɴsᴛᴀɴᴛ ᴡʜᴏsᴇ ᴠᴀʟᴜᴇ ɪs ᴇǫᴜᴀʟ ᴛᴏ 3.14 ᴀᴘᴘʀᴏxɪᴍᴀᴛᴇʟʏ. “ʀ” ɪs ᴛʜᴇ ʀᴀᴅɪᴜs ᴏғ ᴛʜᴇ ʜᴇᴍɪsᴘʜᴇʀᴇ.

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