A parallelogram has two sides measuring 60 meters and 40 meters, and one of its diagonals is 80 meters in length. What is the area of the parallelogram?

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480 square meters320 square meters600 times the square root of 15 square meters450 times the square root of 15 square meters

Explanation

Given the sides of 60 m and 40 m, and a diagonal of 80 m, the area of the parallelogram calculates to 600√15 square meters.