Posted by **rosland** on Saturday, January 10, 2009 at 4:05am.

Two Rhombuses of the equal length and width of 10 inches each and height of 7 inches are drawn inside a quarter-circle of radius 18 inches as shown in the figure below.

(a) find the perimeter of each of the Rhombuses.

(b) Find the perimeter of the quarter-circle. (Use 3.14 for Pi).

(c) Find the area of each of the Rhombuses.

(d) Find the area of the quarter circle. (Pi = 3.14).

(e) Find the area of the region inside the quarter-circle but outside the two Rhombuses.

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