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Work out the area of a semicircle with radius 3 cm.
Give your answer in terms of .
3 cm

Work Out The Area Of A Semicircle With Radius 3 Cm Give Your Answer In Terms Of 3 Cm class=

Sagot :

osikbro

Answer:

9/2 pi

Step-by-step explanation:

The formula for the area of a circle is [tex]\pi r^2[/tex]. Since a semicircle is just half of a circle, the formula for its area is [tex]\frac{1}{2}\pi r^2[/tex]. Plugging in 3 for r, we get:

[tex]A= \frac{1}{2}\pi \cdot (3)^2 = \frac{9}{2}\pi[/tex]

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