Q11 of 115 Page 8

An angle is equal to five times its complement. Determine its measure.

Let the complement be x then the number = 5x

Now, according to question

x + 5x = 90°

6x = 90°

x =

x = 30°

Hence, measure of the angle is 30°.

If a wheel has six spokes equally spaced, then find the measure of the angle between two adjacent spokes.

An angle is equal to its supplement. Determine its measure.

How many pairs of adjacent angles are formed when two lines intersect in a point?

One angle is equal to three times its supplement. The measure of the angle is