# find the measure of each angle. the angles of a quadrilateral are in the ratio 2:4:5:7.

find the measure of each angle.
asked Jan 17, 2012

angles add to 360 so

2x + 4x + 5x + 7x = 360

18x = 360

x = 20

2(20) = 40 degrees

4(20) = 80 degrees

5(20) = 100 degrees

7(20) = 140 degrees
answered Jan 17, 2012 by Level 5 User (11,900 points)

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