Question

are
Q18.
Prove that iſ two lines intersect, then the vertically opposite angles
equal.​

Answer 1

Answer:

hope this helps

Step-by-step explanation:

If two lines intersect each other, then the vertically opposite angles are equal. ... They lead to two pairs of vertically opposite angles, namely, (i) ∠ AOC and ∠ BOD (ii) ∠ AOD and ∠ BOC. We need to prove that ∠ AOC = ∠ BOD and ∠ AOD = ∠ BOC.

Answer 2

Answer:

line intersect a number so that if two lines intersect