In the below figure angle corresponding to ∠C is
∠F
∠E
∠A
∠G
In the below figure l || m then ∠x =
110o
70o
180o
(110 – x)o
l, m are two lines such that l U m = Φ then 1, m are
Parallel
Perpendicular
Concurrent
Intersecting lines
Number of points that can be plotted on a line is
2
4
3
Infinite
. If ∠A : ∠B = 2 : 3 then ∠A =
72o
45o
30o
In the below figure one pair of alternate interior angle is ∠C and ∠E then the other pair is
∠C , ∠D
∠B, ∠F
∠D, ∠F
∠G, ∠H
l, m are coplanar lines and l ∩ m = { p } then the lines
Intersecting at p
Non – intersecting
value of x =
40o
if l || m and ∠A = 70o then ∠F =
35o
140o
If a pair of parallel lines, intersected by a transversal then the sum of interior angles on the same side of transversal is
90o
360o
270o
