Question

Line n ‖ line BC.

Which statements about the figure must be true?

Choose all answers that are correct.



A.
m∠1 = 94°

B.
m∠2 = 48°

C.
m∠3 = 38°

D.
m∠1 + m∠2 + m∠3 = 360°

Answer 1

http://static.k12.com/calms_media/media/1560500_1561000/1560894/1/850cbb06881ebe3123592648b11204e8c62c4f4f/MS_IMC-1401112-109066.jpg

Answer 2

A. , B. and C.

Answer 3

thx but can you explain?

Answer 4

D. is 180

Answer 5

ok

Answer 6

in 2nd example you can see how <1=<1 and <2 = <2