Draw the pairs of angles as described below. If that is not possible, say why. Complementary angles that do not form a linear pair. - Mathematics

Draw the pairs of angles as described below. If that is not possible, say why.

Complementary angles that do not form a linear pair.

Geometric Constructions

Give Reasons

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Chapter 4: Angles and Pairs of Angles - Practice Set 19 [Page 29]

Chapter 4 Angles and Pairs of Angles
Practice Set 19 | Q 1.3 | Page 29

Chapter 4 Angles and Pairs of Angles
Practice Set 19 | Q (iii) | Page 66

Given that AB is a straight line. Calculate the value of x° in the following cases

In the figure POQ, ROS and TOU are straight lines. Find the x°

In the following figure, ∠ROS is a right angle and ∠POR and ∠QOS are in the ratio 1 : 5. Then, ∠QOS measures ______.

In the following figure, lines PQ and ST intersect at O. If ∠POR = 90° and x : y = 3 : 2, then z is equal to ______.

In the following figure, a = 40°. The value of b is ______.

In the following figure, PQ || RS and a : b = 3 : 2. Then, f is equal to ______.

Two supplementary angles always form a linear pair.

In the following figure, write, if any, (i) each pair of vertically opposite angles, and (ii) each linear pair.

What is the type of other angle of a linear pair if one of its angles is obtuse?

What is the type of other angle of a linear pair if one of its angles is right?