Q. 214.0( 4 Votes )

# In the given figure, AB || CD. If ∠BAO = 110°, ∠AOC = 20° and ∠OCD = x°, find the value of x.

Answer :

Given, ∠BAO = 110°, ∠AOC = 20°

∠CEO = 110° [Corresponding angles]

⸫ x° = 110° + 20° [Exterior angle = Sum of two opposite interior angles]

⸫ x° = 130°

Rate this question :

In the given figure, AB || CD. If ∠ABO = 130° and ∠OCD = 110°, then ∠BOC = ?

RS Aggarwal & V Aggarwal - Mathematics

In Fig 8.117, *p* is a transversal to lines *m* and *n*, ∠2 = 120° and ∠5 = 60°. Prove that *m*||*n*.

RD Sharma - Mathematics

In Fig 8.116, if *l||m||n* and ∠1 = 60°, find ∠2

RD Sharma - Mathematics

In Fig. 8.136, if *CP* || *DQ*, then the measure of *x* is

RD Sharma - Mathematics

In Fig. 8.142, if lines *l* and *m* are parallel, then the value of *x* is

RD Sharma - Mathematics

In Fig. 8.138, if lines *l* and *m* are parallel, then *x* =

RD Sharma - Mathematics

In Fig. 8.137, if *AB*|| *HF* and *DE*||*FG*, then the measure of ∠*FDE* is

RD Sharma - Mathematics

In Fig. 8.132, if *l*_{1} || *l*_{2}, what is the value of *y*?

RD Sharma - Mathematics

In Fig. 8.134, if *l* || *m*, what is the value of *x*?

RD Sharma - Mathematics