Question

In a quadrilateral, the angles are x®, (x +10)", (x + 20)°, (x + 30). Find the angles.​

Answer 1

Answer:

The sum of all angles in a quadrilateral =360°

Step-by-step explanation:

x°+x+10°+x+20°+x+30°=360°

4x°+60°=360°

4x°=300

x°=75°

substitute value in other

x+10=85

x+20=95

x+30=105