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Find the area of a parallelogram if the angle between two of the sides is 120 degrees and the two sides are 15 inches and 12 inches in length.

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sqdancefan

Answer:

  155.88 square inches

Step-by-step explanation:

The area is given by the product of the side lengths and the sine of the angle between them:

  A = (12 in)(15 in)sin(120°) ≈ 155.88 in²

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