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Can someone please help me with numbers 4 and 5!!!

Can someone please help me with numbers 4 and 5!!!-example-1
User Dmitrijs
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1 Answer

4 votes

Answer:

Area: 378.5

Perimeter: 71.4

Explanation:

Area = 3 square + 2 semicircle

A = 3 x 10² + 2 x (3.14 x 5²)/2 = 300 + 78.5 = 378.5

perimeter = 2 square/2 + 2circle/2

P = 2 x(10 + 10) + 2 x (2 x 3.14 x 5) / 2 = 40 + 31.4 = 71.4

User Mike Sutton
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3.7k points