Practice Test · Class 9

Lines and Angles

10 questions randomised from the chapter. Type each final answer and submit to see your score.

00:01

0/10 attempted

(3x+5)^\circ

and

(2x-25)^\circ

are vertically opposite. Find

x

Co-interior angles on parallel lines are ___.

Alt interior of

65^\circ

on parallel lines.

Alternate interior angles definition.

Angles

(x+10)^\circ, (2x-30)^\circ, (3x+20)^\circ

of triangle.

Complement of

47^\circ

Exterior angle

= 110^\circ

; one remote interior

= 50^\circ

. Find the other.

Angles of a triangle in ratio

2:3:4

Two parallel lines cut by a transversal: sum of alt. interior angles?

Two supplementary angles differ by

34^\circ