Question

Derive the formula for the curved surface area and total surface area of the
frustum of all cone.
$(4)mark$
​

Answer 1

Answer:

dddddddddddddddddddddddddddddddx

Step-by-step explanation:

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Answer 2

Answer:

ᴛᴏ ғɪɴᴅ ᴛʜᴇ ᴄᴜʀᴠᴇᴅ sᴜʀғᴀᴄᴇ ᴀʀᴇᴀ ᴏғ ᴀɴʏ ᴄᴏɴᴇ, ᴍᴜʟᴛɪᴘʟʏ ᴛʜᴇ ʙᴀsᴇ ʀᴀᴅɪᴜs ᴏғ ᴛʜᴇ ᴄᴏɴᴇ ʙʏ ᴘɪ. ɴᴏᴡ ᴍᴜʟᴛɪᴘʟʏ ʏᴏᴜʀ ᴀɴsᴡᴇʀ ʙʏ ᴛʜᴇ ʟᴇɴɢᴛʜ ᴏғ ᴛʜᴇ sɪᴅᴇ ᴏғ ᴛʜᴇ ᴄᴏɴᴇ. ɪғ ʏᴏᴜ ᴡᴀɴᴛ ᴛᴏ ᴛᴏᴛᴀʟ sᴜʀғᴀᴄᴇ ᴀʀᴇᴀ ʀᴇᴍᴇᴍʙᴇʀ ᴛᴏ ᴀᴅᴅ ᴏɴ ᴛʜᴇ ᴀʀᴇᴀ ᴏғ ᴛʜᴇ ʙᴀsᴇ ᴏғ ᴛʜᴇ ᴄᴏɴᴇ.

Thanks ❤️

Ashley ❤️