Class 6 Mathematics Chapter 5|
Understanding Elementary Shapes | Exercise 5.3
1. Match the following :
(i) Straight angle (a) Less than one-fourth of a revolution
(ii) Right angle (b) More than half a revolution
(iii) Acute angle (c) Half of a revolution
(iv) Obtuse angle (d) One-fourth of a revolution
(v) Reflex angle (e) Between 1 4 and 1 2 of a revolution
(f) One complete revolution
Answers 1:
(i) : (c)
(ii) : (d)
(iii) : (a)
(iv) : (e)
(v) : (b)
2. Classify each one of the following angles as right, straight, acute, obtuse or reflex:
Answer 2 : (a) Acute angle
(b) Obtuse angle
(c) Right angle
(d) Reflex angle
(e) Straight angle
(f) Acute angle