Question

One angle of a quadrilateral is a right angle. If the other three angles are equal, find
the measure of each of the equal angle.​

Answer 1

Answer:

3x+90=360

3x=360-90

so x will be 90……….

Answer 2

Answer:

• 3x+90=360
• 3x=360-90
• x=270/3
• x=90
• every angle is of 90°