There are six pairs namely 1&2, 3&4, 6&7, 5&8, 11&12, 9&10
There are 6 pairs of vertical anglesformed.
∠1 and ∠2
∠3 and ∠4
∠5 and ∠8
∠6 and ∠7
∠9 and ∠10
∠11 and ∠12
Step-by-step explanation:
Vertical angles are opposite to each other and are formed when two straight lines intersect. They have the same vertex. Based on Vertical Angles Theorem, vertical angles are always congruent.
Answers & Comments
Answer:
There are six pairs namely 1&2, 3&4, 6&7, 5&8, 11&12, 9&10
There are 6 pairs of vertical anglesformed.
∠1 and ∠2
∠3 and ∠4
∠5 and ∠8
∠6 and ∠7
∠9 and ∠10
∠11 and ∠12
Step-by-step explanation:
Vertical angles are opposite to each other and are formed when two straight lines intersect. They have the same vertex. Based on Vertical Angles Theorem, vertical angles are always congruent.