3 years ago

Find the surface area of the figure

Mathematics

1 answer:

timurjin [86]3 years ago

4 0

Answer:

Step-by-step explanation:

base area = 8×12 = 96 cm²

lateral area = 2(8×10) + 2(12×10) = 400 cm²

The top is a half cylinder of radius 6 cm and length 8 cm.

half-cylinder surface area = πrh + πr² = 84π ≅ 263.9 cm²

total surface area = 96 + 400 + 263.9 + 759.9 cm²

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