What is the angle of measure for half of revolution?
60°
90°
180°
270°
1 revolution =360°
So,
12 revolution =12x360°=180°
Hence 180°is the angle of measure for half of revolution
Question 1
Match the following:
(i) Straight angle (a) less than one-fourth 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 a revolution (v) Reflex angle (e) between 14 and 12 of a revolution (f) One complete revolution
State whether the given statement is true or false.
The sum of two straight angle is equal to the measure of one complete revolution.
What is the angle measure of half revolution.
What is the angle name for half a revolution?
The measure of half a revolution is equal to the measure of a straight angle.