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Question
Find the perimeter and area of the following shape
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Solution
Perimeter = (4 + 5 + 4 + 5 + 4 + 5 + 4 + 5) cm
= 36 cm
Perimeter = 36 cm
Area of a square of side 3 cm + Area of 4 right triangles
= `(3 xx 3) + [4 xx 1/2 xx 4 xx 3] "cm"^2`
= (9 + 24) cm2
= 33 cm2
Area = 33 cm2
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