Quadrilaterals - Word Problems

Practice solving problems in geometry

1. Three angles of a Quadrilateral are 70°, 50°, 80°. Find the fourth angle.

2. The measures of the angles of a quadrilateral are in the ration 1:2:3:4. Find the angles.

3. Three angles of a quadrilateral are equal and the fourth one measures 90°. Find the measure of the equal angles.

4. Three angles of a quadrilateral are equal and measure 45°. Find the measure of the fourth angle.

5. Two angles of a quadrilateral measure 30° and 60°. The third angle is twice the fourth angle. Find the measures of the angles.

Answers:

1. 160°
2. 36°, 72°, 108°, 144°
3. 90°, 90°, 90°
4. 225°
5. 90°, 180°