document.write( "Question 1142642: Find the area of a parallelogram ABCD given AB=12cm, AD=20cm, and angle A=30 degrees.
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Algebra.Com's Answer #763342 by ikleyn(52787) $\"\"$ $\"About$

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document.write( "The area of a parallelogram is the product of the lengths of any two adjacent sides and the sine of the angle between them.\r\n" );
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document.write( "    A = 12*20*sin(30°) = 12*20*0.5 = 120 cm^2.\r\n" );
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