Question

The radii of a frustum are 14cm and 6cm respectively and its height is 6cm find its curved surface area total surface are and volume π=3. 14

Answer 1

Answer-

ʀᴀᴅɪᴜs ᴏғ ᴛʜᴇ ʙɪɢɢᴇʀ ᴄɪʀᴄʟᴇ=ʀ=14ᴄᴍ

ʀᴀᴅɪᴜs ᴏғ ᴛʜᴇ sᴍᴀʟʟᴇʀ ᴄɪʀᴄʟᴇ=ʀ=6ᴄᴍ

ʜᴇɪɢʜᴛ ᴏғ ᴛʜᴇ ғʀᴜsᴛᴜᴍ=ʜ=6ᴄᴍ

sʟᴀɴᴛ ʜᴇɪɢʜᴛ ᴏғ ғʀᴜsᴛᴜᴍ=I=10ᴄᴍ

ʟᴀᴛᴇʀᴀʟ sᴜʀғᴀᴄᴇ ᴀʀᴇᴀ ᴏғ ғʀᴜsᴛᴜᴍ=π (ʀ+r) I

➪628.57ᴄᴍ2

ᴛsᴀ=ʟᴀᴛᴇʀᴀʟ sᴜʀғᴀᴄᴇ ᴀʀᴇᴀ=πR2+ πr2

1357.71 cm³

ʰᵒᵖᵉ ⁱᵗ ʰᵉˡᵖˢ ʸᵒᵘ...ꨄ︎

Answer 2

Step-by-step explanation:

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