gregpie gregpie

16-05-2020
Mathematics

contestada

Find the area of a semi-circle with radius, r = 2cm.
Give your answer as an expression in terms of π.

Respuesta :

joevarshney joevarshney

16-05-2020

Answer:

The answer is 2pi

Step-by-step explanation:

To find the area of a cirlce, use the equation ( pi * r^2 ) so for a semi circle, which is half, simply divide that by 2. Plug in 2 for radius and you get 4pi/2 which simplifies to 2pi.

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