Supplementary Angles

If two supplementary angles are in the ratio 4 : 5 then the angles are :-

1. 85°, 95°

2. 60°, 120°

3. 40°, 50°

4. 80°, 100°

An angle is equal to one-third of its supplement. Find its measure in degrees.

Two supplementary angles differ by ${48}^{\circ }$. Find the angles.

The measure of an angle is twice the measure of its supplementary angle. Find its measure.

1. A is false but R is true.
2. Both A and R are true, and R is the
   correct explanation for A.
   
3. Both A and R are true, and R is not the correct explanation for A.
   
4. A is true but R is false.

Find the angle which is double of its supplement.

1. 124${}^{\circ }$
2. 90${}^{\circ }$
3. 45${}^{\circ }$
4. 100${}^{\circ }$

Two supplementary angles are in the ratio 2 : 3. Find the angles.

If the supplement of an angle is two-third of itself. Determine the angle and its supplement.

1. ${72}^o$
2. ${68}^o$
3. ${85}^o$
4. ${47}^o$

Write the supplement of each of the following angles:
(i) ${54}^{\circ }$ (ii)${132}^{\circ }$ (iii) ${138}^{\circ }$

Two supplementary angles are in the ratio of 3 : 7. Find the angles.

Find the measure of the supplementary angle of the following angles :
(i) ${45}^{\circ }$
(ii) ${57}^{\circ }$ [2 MARKS]

How many degrees are there in an angle which equals one-fifth of its supplement?

1. 15°

2. 30°

3. 75°

4. 150°

1. ${65}^{\circ }$
2. ${45}^{\circ }$
3. ${180}^{\circ }$
4. ${90}^{\circ }$

Which of the following is a pair of supplementary angles?

1. ${55}^{\circ },{115}^{\circ }$

2. ${65}^{\circ },{125}^{\circ }$

3. ${47}^{\circ },{133}^{\circ }$

4. ${40}^{\circ },{50}^{\circ }$

Write the supplement of angle $117°$.

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

Two supplementary angles differ by 34${}^{\circ }$. Find the angles.

Find the supplement of the following angles: $44°29$

Any pair of supplementary angles sum up to _____

1. ${90}^{\circ }$

2. ${180}^{\circ }$

3. ${360}^{\circ }$

4. ${270}^{\circ }$

Find the supplement of the following angles: $79°32$

Write the supplement of an angle of measure $x^0$

Define supplementary angles.

If the supplement of an angle is two-third of itself.
Determine the angle supplement.

1. Angle is $18$ and supplement is $72$
2. Angle is $108$ and supplement is $72$
3. Angle is $108$ and supplement is $7$
4. Angle is $108$ and supplement is $70$

1. ${15}^{\circ }$
2. ${45}^{\circ }$
3. ${30}^{\circ }$
4. ${60}^{\circ }$

1. True
2. False

1. ${18}^o$
2. ${36}^o$
3. ${144}^o$
4. ${72}^o$