Home
Class 9
MATHS
In Fig: 6.9. lines PQ and RS intersect ...

In Fig: 6.9. lines PQ and RS intersect each other at point O. If `/_P O R :/_R O Q=5:7,`find the all the angles..

Text Solution

Verified by Experts

`∠POR+∠ROQ=180 ^ o`
(Linear pair of angles) But `∠POR:∠ROQ=5:7` (Given)
Therefore, `∠POR= ...
Promotional Banner

Topper's Solved these Questions

  • LINES AND ANGLES

    NCERT|Exercise EXERCISE 6.2|6 Videos

  • LINEAR EQUATIONS IN TWO VARIABLES

    NCERT|Exercise EXERCISE 4.4|2 Videos

  • NCERT THEOREMS

    NCERT|Exercise THEOREM 10.12|1 Videos

Similar Questions

Explore conceptually related problems

Lines PQ and RS intersect each other at point O. If /_POR:/_ROQ=5:7, find all the angles.

Two lines AB and CD intersect each other at a point O such that angleAOC : angleAOD=5 : 7 . Find all the angles.

In Fig.12, two straight lines PQ and RS intersect each other at O. If /_POT=75^(@) , find the values of a,b and

In Figure,two straight lines PQ and RS intersect each other at O. If /_POT=75^(@) , find the values of a,b and c

In fig: 6.14, lines XY and MN intersect at O. If /_P O Y=90^@ and a : b=2:3 , find c.

In Fig. 5.25, lines PQ and ST intersect at O. If anglePOR = 90^(@) and x : y = 3 : 2, then z is equal to

In Fig. 6.42, if lines PQ and RS intersect at point T, such that /_P R T=40^@, /_R P T=95^@ and /_T S Q=75^@, find /_S Q T .

In Fig. 6.13, lines AB and CD intersect at O. If /_A O C\ +/_B O E=70^@ and /_B O D=40^@ , find /_B O E and reflex /_C O E .

In the given figure ,two straight line PQ and RS intersect at O.If anglePOS=114^(@) ,find the measures of each of te angles : anglePOR angleROQ angleQOS