Question

The total surface area of a solid cylinder​

Answer 1

ғᴏʀ ᴀ ᴄʏʟɪɴᴅᴇʀ ᴛʜᴇʀᴇ ɪs 2 ᴋɪɴᴅs ᴏғ ғᴏʀᴍᴜʟᴀs ᴛʜᴇ ʟᴀᴛᴇʀᴀʟ ᴀɴᴅ ᴛʜᴇ ᴛᴏᴛᴀʟ. ᴛʜᴇ ʟᴀᴛᴇʀᴀʟ sᴜʀғᴀᴄᴇ ᴀʀᴇᴀ ɪs ᴊᴜsᴛ ᴛʜᴇ sɪᴅᴇs ᴛʜᴇ ғᴏʀᴍᴜʟᴀ ғᴏʀ ᴛʜᴀᴛ ɪs 2(ᴘɪ)ʀᴀᴅɪᴜs(ʜᴇɪɢʜᴛ). ᴛʜᴇ ғᴏʀᴍᴜʟᴀ ғᴏʀ ᴛʜᴇ ᴛᴏᴛᴀʟ sᴜʀғᴀᴄᴇ ᴀʀᴇᴀ ɪs 2(ᴘɪ)ʀᴀᴅɪᴜs(ʜᴇɪɢʜᴛ) + 2(ᴘɪ)ʀᴀᴅɪᴜs sǫᴜᴀʀᴇᴅ.

Answer 2

Answer:

Formula is 2πrh+2πr^2

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