Complementary Angle

Q. The sum of two complementary angles is equal to -

1. ${90}^o$
2. Right angle
3. More than ${90}^o$
4. Less than ${90}^o$

Q. Complementary angle of ${80}^{\circ }$ is(in degrees)

Q. The complementary angle of 37.4° isdegrees.

Q.

In a pair of complementary angles none of them are ____________ angles.

Q. Choose the pair of complementary angles.

1. ${30}^{\circ }$
2. ${15}^{\circ }$
3. ${75}^{\circ }$
4. ${90}^{\circ }$
5. ${60}^{\circ }$
6. $0^{\circ }$
7. ${25}^{\circ }$
8. ${65}^{\circ }$

Q. The ratio of a pair of complementary angles is $2:3.$ Determine the angles.

1. ${30}^o$
2. ${36}^o$
3. ${54}^o$
4. ${60}^o$

Q. Angles x and y form a pair of complementary angles. Can x or y be an obtuse angle? Answer in Yes/No.

Q.

Choose the correct answer in each of the following:

If sum of measure of two angles is $90°$, then angles are called:

1. Supplementary angles

2. Complementary angles

3. Opposite angles

4. Alternate angles