Question

find the perimeter of the following shapes to 1d.p. take Pie is equals to 3.14​

Answer 1

Answer:

$radius \: of \: semicircle \: = \frac{17}{2}m \\ perimeter \: of \: semicircle \: = \frac{2\pi \: r}{2} \\ = \pi \: r \\ = 3.14 \times \frac{17}{2} \\ = 1.57 \times 17 \\ = 26.69m \\ perimeter \: of \: figure \: \: = 26.69 + 17 + 5 + 5 \\ = 53.69m$

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