Question

All LSA, TSA and volume formulaes​

Answer 1

Answer:

Frustum

Curved Surface Area = π(r 1 + r 2 )l.

Total Surface Area =π(r 1 + r 2 )l + πr 1 2 + πr 2 2

Volume = 1/3 πh (r 1 2 + r 2 2 + r 1 r 2 )

Step-by-step explanation:

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Answer 2

Answer:

Curved Surface Area = π(r 1 + r 2 )l.

Total Surface Area =π(r 1 + r 2 )l + πr 1 2 + πr 2 2

Volume = 1/3 πh (r 1 2 + r 2 2 + r 1 r 2 )