Angles and Pairs of Angles Class 7 Practice Set 19 Answers Solutions Chapter 4
Question 1
Maharashtra Board Solution
Draw the pairs of angles as described below. If that is not possible, say why. i. Complementary angles that are not adjacent. ii. Angles in a linear pair which are not supplementary. iii. Complementary angles that do not form a linear pair. iv. Adjacent angles which are not in linear pair. v. Angles which are neither complementary nor adjacent. vi. Angles in a linear pair which are complementary.
Solution & Step-by-Step Answer:
i.
ii. Sum of angles in a linear pair is 180°.
i.e. they are supplementary.
∴ Angles in a linear pair which are not supplementary cannot be drawn.
iii.
iv.
v.
vi. Angles in linear pair have their sum as 180° But, complementary angles have their sum as 90°.
∴ Angles in a linear pair which are complementary cannot be drawn.
Note: Problem No. i, iii, iv, and v have more than one answers students may draw angles other than the once given.
Maharashtra Board Class 7 Maths Chapter 4 Angles and Pairs of Angles Practice Set 19 Intext Questions and Activities
Question 1
Maharashtra Board Solution
Observe the adjacent figure and
Solution & Step-by-Step Answer:
the following questions: (Textbook pg. no. 29)
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Solution: