In this article, we will cover 3 important algebraic identities with examples. Algebraic identities are following:
Archives for May 2014
Classify each one of the following angles as right, straight, acute, obtuse or reflex:
Match the following :
(i) Straight angle (a) Less than th 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
(f) One complete revolution.
Where will the hour hand of a clock stop if it starts
(a) from 6 and turns through 1 right angle?
(b) from 8 and turns through 2 right angles?
(c) from 10 and turns through 3 right angles?
(d) from 7 and turns through 2 straight angles?
How many right angles do you make if you start facing
(a) south and turn clockwise to west?
(b) north and turn anti-clockwise to east?
(c) west and turn to west?
(d) south and turn to north?