Angles which are both supplementary and vertically opposite are

1

(a)

95°,85°

(b)

90°,90°

(c)

100°,80°

(d)

45°,45°

The angles x - 10° and 190° - x are

1

(a)

interior angles on the same side of the transversal

(b)

making a linear pair

(c)

complementary

(d)

supplementary

A line has how many end points?

1

(a)

one

(b)

two

(c)

three

(d)

zero

What is the sum of the measures of two complementary angles?

1

(a)

90°

(b)

120°

(c)

180°

(d)

105°

Which of the following pair of angles are supplementary?

1

(a)

48° ,42°

(b)

60°,60°

(c)

75°, 105

(d)

179°,2°

If two lines intersect at a point, then the vertically opposite angles are always ___________________

1

(a)

equal

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

1

(a)

obtuse angles.

If sum of measures of two angles is 90°, then the angles are ____________

1

(a)

complementary

The supplement of an acute angle is always_________angle.

1

(a)

obtuse

The supplement of an obtuse angle is always________angle.

1

(a)

acute

An angle is more than 45°. Its complementary angle must be less than 45°.

1

(a) False

(b) True

Vertically opposite angles are either both acute angles or both obtuse angles.

1

(a) False

(b) True

In the given figure, the value of x is equal to 27.5

1

(a) False

(b) True

A linear pair may have two acute angles.

1

(a) True

(b) False

Two adjacent angles always form a linear pair.

1

(a) True

(b) False

Can two acute angles form a pair of supplementary angles?

1

(a)

No

What value of x will make \(\angle \)AOB and \(\angle \)BOC a linear pair?

1

(a)

34°

Find the complement of each of the following angles:89^o

1

(a)

1⁰

In the figure, identify:

Two pairs of vertically opposite angles

1

(a)

[\(\angle \)BOC and [\(\angle \)AOD] and [[\(\angle \)AOC and [\(\angle \)BOD]

What is the measure of the complement of each of the following angles? 41 °

1

(a)

Which pairs of the following angles are complementary?

3

(a)

The point A, O and B are collinear. Ray OC\(\bot\) ray OD, check whether:
(a) \(\angle AOD\) and \(\angle BOC\) are complementary.
(b) \(\angle AOC\)and\( \angle BOC\) are supplementary.

3

(a)

Find the angle which is equal to its supplement.

3

(a)

Find the value of \(\angle AOB\) in the given figure.

3

(a)

3

(a)

In the following figure, OB is perpendicular to OA and \(\angle\)BOC =49°. Find \(\angle\)AOD.

5

(a)

In the given figure, PQ, RS, and UT are parallel lines.

(a) If c = 57⁰ and \(a=\frac{c}{3}\) then find the value of d.
(b) If c = 75° and \(a=\frac{2}{3}c\) then find the value of b.

5

(a)