An angle in greater than 45^o. Its complementary  angle is

Which of the following is the measure of an acute angle.

.Find the value of x.

The supplement of 123^o. =

. find the value of x

An angle is 10^o more than its complement . Then the angle is

The angles in a linear pair are

Which of the following has neither length nor breadth or thickness.

The angle which is equivalent to its complement is 

If two lines intersect at a point, and if one pair of vertically opposite angles are acute, then the other pair of vertically opposite angles are