Lines and Angles

Two Angles are Complementary when they add up to

• 90 degrees

• 180 degrees

• 150 degrees

• 360 degrees

an acute angle is

• 90 degrees

• less than 90 degrees

• more than 90 degrees

• 180 degrees

a straight angle equals to

• 180 degrees

• 360 degrees

• 90 degrees

Intersecting lines cut each other at

• many points

• only three points

• One point

• Two points

If two lines intersect each other, then the vertically opposite angles are

• not equal

• 90 degrees

• equal

• 180 degrees

A line joining two endpoints are called

• Ray

• Line

• Line segment

• intersecting lines

A reflex angle is

• More than 90 degrees

• More than 180 degrees

• Equal to 90 degrees

• Equal to 180 degrees

Value of x in the figure below is

• 20 degrees

• 40 degrees

• 80 degrees

• 160 degrees

In the given figure, if the angles a and b are in the ratio 2 : 3, then angle c is

• 90 degrees

• 126 degrees

• 144 degrees

• 180 degrees

In figure, AB || ED, the value of x is

• 26 degrees

• 36 degrees

• 54 degrees

• 62 degrees