The diagonals of a quadrilateral are 58cm and 42cm and they intersect at an angle of 78 degrees. Find its area.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter10: Measurement, Area, And Volume
Section10.1: Triangles
Problem 2C
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The diagonals of a quadrilateral are 58cm and 42cm and they intersect at an angle of 78 degrees. Find its area.

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