Join Now

Adjacent Angles, Vertically Opposite Angles and Linear Pairs

Lines and Angles
Class 7


Define adjacent angles and identify a pair of adjacent angles in a diagram. Demonstrate that the opposite arms in a linear pair form a straight line. Define Vertically opposite angles. Demonstrate the conditions on vertical opposite angles when two lines intersect.

Quick summary with Stories

Revise with Concepts

Adjacent, Vertically Opposite and Linear pair of Angles


Related Questions to study

is a line ray is a perpendicular to line . is another ray lying between ray and . Prove that 

View Answer

In the given figure, we have , then

View Answer

In the figure (IMAGE)

(a)   Is  

adjacent to ?

(b)  Is  
adjacent to ?

(c)   Do and from  linear pair?

(d)  Are and

(e)  is vertically opposite to ?

(f)   What  is the vertically opposite angle of ?

View Answer

In the given figure below points , and lie on the same line. What is the sum of the measures of and ?

View Answer

When do you say two angles are adjacent?

View Answer

In figure, find the values of x, y and z

View Answer

Calculate the followings.
1An angle is equal to one third of its supplement. Find its measure.
2If an angle is  more than one half of its complement, find the measure of the angle.

View Answer

Find the value of 'x' in each of the following diagram.
x + 2x =

View Answer

In questions and given below, identify the given pairs of angles as corresponding angles, interior alternate angles, exterior alternate angles, adjacent angles, vertically opposite angles or allied angles:

View Answer

In figure, lines XY and MN intersect at O. If and , find c.

View Answer


More topics

Complementary and Supplementary AnglesAdjacent Angles, Vertically Opposite Angles and Linear PairsAngles made by TransversalsTransversals to Parallel Lines
Learning videos
Fun stories
Fundamental concepts
Homework Questions