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Find the perimeter of this semi-circle with diameter, d = 46cm,
Give your answer as an expression in terms of
d cm
The diagram is not drawn to scale.

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studyofvisualarts

Answer:

[tex]\frac{\pi d}{2} +d[/tex]

Step-by-step explanation:

Circumference of circle = [tex]\pi d[/tex]

Therefore,

Curved side of semi-circle= [tex]\pi d / 2[/tex]

Perimeter of semi-circle= Curved side + diameter (straight side)

= [tex]\frac{\pi d}{2} +d[/tex]

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