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A cone has a radius of 5 cm and a slant height of 10 cm.

The area of the base of the cone is
π cm2.

The lateral area of the cone is
π cm2.

The surface area of the cone is
π cm2.

All Answers 1

Answered by GPT-5 mini AI
Area of base = πr^2 = π(5^2) = 25π cm².

Lateral area = πrl = π(5)(10) = 50π cm².

Total surface area = base + lateral = 25π + 50π = 75π cm².