# Lines and Angles

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• Q1

Which direction will you face if you start with facing in east and make one and a half revolution clockwise?

Marks:1

West

##### Explanation:

One revolution means you will face east and after another half revolution you will

face west.
• Q2

An angle of 35° is _____________.

Marks:1

Acute Angle

##### Explanation:
The measure of an acute angle is less than 90o.
• Q3

What is the measure of a straight angle?

Marks:1

180o

##### Explanation:
A straight angle is a sum of 2 right angles which forms a straight line.
• Q4

Ritu stood facing north east and then turned clockwise by a right angle, thereby, facing the

Marks:1

south-east.

##### Explanation:
Ritu stood facing the north-east direction and then turned by 90 degrees in clockwise direction. North-east direction falls at an angle of 45 degrees from the east direction. On turning further by 45 degrees, she will be facing the south-east direction.
• Q5

A traffic policeman is looking towards the east. The direction will he be looking if he turns clockwise through two right angles is

Marks:1