The equation r = square root of theta can be translated into a semi-circle through the simplification to r^2 = theta. When theta is 0, r is zero. When r is -3pi/2, r2 is equal to 9/4 pi^2. The area of the semi-circle is equal to pi r^2 /2. Hence the area is equal to 34.88 units^2
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Edit: This is incorrect
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or 
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13x + 11y
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3x and 10x both have x so we can add them
5y and 6y both have y so we add 5 and 6
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postulate : ASA
Congruent statement : LON = MNO
