Question

Given anglePOR = 3x and angleQOR = 2x + 10. If POQ is a straight line then the value of x is​

Answer 1

∠POR=3x and ∠QOR=2x+10 [ Given ]

POQ is a line.

∴ ∠POR+∠QOR=180

o

[ Linear pair ]

⇒ 3x+2x+10

o

=180

o

⇒ 5x=170

o

⇒ x=

5

170

o

⇒ x=34

o

Answer 2

Correct option is

A

34

∘

∠POR=3x and ∠QOR=2x+10 [ Given ]

POQ is a line.

∴ ∠POR+∠QOR=180

o

[ Linear pair ]

⇒ 3x+2x+10

o

=180

o

⇒ 5x=170

o

⇒ x=

5

170

o

⇒ x=34

o

hope it helps you