How do you find the perimeter of a cemicircle

Mathematics

1 answer:

algol132 years ago

3 0

Answer:

The perimeter of a circle is π × d where d is the diameter so half of that is 1/2 π × d. But If you are going to walk around a semicircle you need to go half way around the circle and then across a diagonal to get back to where you started so the perimeter is 1/2 π × d + d.

Step-by-step explanation:

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