find the total surface area of this cone. leave your answer in terms of pi R=3 L=4

Question

find the total surface area of this cone.
leave your answer in terms of pi
R=3
L=4

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Kiệt Gia 5 months 2021-09-04T21:07:53+00:00 1 Answers 9 views 0

Answers ( )

    0
    2021-09-04T21:09:20+00:00

    Answer:

    total surface area of cone is πr (r+l)

    22/7 x 3 (3+4)

    22/7*3 (7)

    22 x 3 ( as 7 that was divided by 22 was cut out with 7 in the bracket)

    hence,

    TSA of cone = 66pi

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