Lines and Angles
Trending Questions
Q. In the Δ PQR, PS is the bisector of ∠P and PT ⊥ QR, then ∠TPS is equal to


- 90∘−12∠R
- ∠Q+∠R
- 90∘+12∠Q
- 12(∠Q−∠R)
Q. Given that AB || CD and CE || FG determine ∠EFG.


- 150∘
- Inadequate data
- 115∘
- 145∘
Q. Three straight lines, X, Y and Z are parallel and the angles are as shown in the figure below. What is ∠AFB equal to?


- 20∘
- 10∘
- 15∘
- 30∘
Q. In the given figure, l1 is parallel to l2, AB and BC are angle bisectors. Find the measure of ∠ABC


- 90
- 60
- 80
- 70
Q. In the given figure, AB || CD and AC || BD. If ∠EAC=40∘, ∠FDG=55∘, ∠HAB=x∘, then find the value of x.


- 55∘
- 85∘
- 75∘
- 65∘
Q. Given that segment AB and CD are parallel, if lines l, m and n interesect at point O. Find the ratio of θ to ∠ODS.


- 3 : 2
- 2 : 3
- Data insufficient
- 3 : 4
Q. In the adjoining figure, ABCD is a rectangle and DF = CF also, AE = 3BE. What is the value of ∠EOF, if ∠DFO=28∘ and ∠AEO=42∘?


- 14∘
- 42∘
- 70∘
- 90∘
Q. In a ΔABC, a line XY parallel to BC intersects AB at X and AC at Y:
If BY bisects ∠XYC, then ∠CBY : ∠CYB is:

If BY bisects ∠XYC, then ∠CBY : ∠CYB is:

- 5 : 4
- 4 : 5
- 1 : 1
- 6 : 5
Q. In the given figure, PQ||ST, TV||RS and TU ⊥ ST. Find ∠QRS.


- None of these
- 120∘
- 125∘
- 135∘
Q. In the given figure, AB || CD, ∠ABO=40∘ and ∠CDO=30∘. If ∠DOB=x, then find the value of x.


- 10∘
- 110∘
- 70∘
- 20∘