Where A - Area of a Semicircle. Using the formula for finding the area of a semicircle divide the product of the squared radius and pi by 2. Area semicircle Area circle 2 pr² 2.
The semicircle is half of the circle and hence the area of semicircle is half the area of circleLet us learn here how to find the area of a semicircle.
You find the area of a semicircle by plugging the given radius of the semicircle into the area of a semicircle formula. Polygon area h22pr 2rrp2. See Area of a circle. A frac 1 2 pi r 2 frac 1 2times pi times 4 times.