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 and of a revolution |
(f) One complete revolution |
(i) Straight angle |
(c) Half of a revolution |
(ii) Right angle |
(d) One-fourth of a revolution |
(iii) Acute angle |
(a) Less than one-fourth of a revolution |
(iv) Obtuse angle |
(e) Between and of a revolution |
(v) Reflex angle |
(b) More than half a revolution |