Question

Find the Peronist of the figure below, composed of an isoceles trapezoid and one semicircle, round to the nearest tenth place

Answer 1

Given:

Diameter of circle is 10

Find : Perimeter

Sol:.

Perimeter of semi circle

`\begin{gathered} =\pi r \\ =\pi((10)/(2)) \\ =5\pi \\ =15.707 \end{gathered}`

Perimeter of shape is:

`\begin{gathered} =14+12+12+15.707 \\ =53.707 \end{gathered}`