1.

The angles of a quadrilateral are in the ratio 2:4:5:7. Find the angles.Solve it please!!!!!!​

Answer»

ANSWER:

SUM of the ANGLES of a quadrilateral=360°

2x+4x+5x+7x=360°

18x=360°

x=360°÷18

x=20

2x=40°

4x=80°

5x=100°

7x=140°



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