A rectangle is placed around a semicircle as shown below. The length o

1.	A rectangle is placed around a semicircle as shown below. The length of the rectangle is
Answer» Step-by-step explanation: diameter is TWICE the RADIUS. You also know that area of the CIRCLE is PI * r2, where r is the radius. You know that area of semi-circle is half the area of a full circle. You know that the area of the RECTANGLE is length * width. And now all you have to do is subtract area of the semi-circle from the area of the rectangle.

A rectangle is placed around a semicircle as shown below. The length of the rectangle is

Answer»

Step-by-step explanation:

diameter is TWICE the RADIUS. You also know that area of the CIRCLE is PI * r2, where r is the radius. You know that area of semi-circle is half the area of a full circle. You know that the area of the RECTANGLE is length * width. And now all you have to do is subtract area of the semi-circle from the area of the rectangle.

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A rectangle is placed around a semicircle as shown below. The length of the rectangle is

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