Math, asked by TanishaHaque, 9 months ago

(b) A triangle PQR, where PQ = 9 cm, QR = 12 cm and PR = 15 cm, is rotate about the side QR to
trace out a cone. Find the volume and the total surface area of the cone.

Answers

Answered by Unusual
6

Answer:

writing on paper plz wait.

if its right plz mark as brainliet.

Oh sorry . I mistook the diameter = 9.

plz take radius = 9

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