Question

40. Two lines AB and CD intersect at a point O. if LAOC = 100°, find all the other angles.
A
С
о
D
B​

Answer 1

Answer:

E

6.

P

A

B

R

S

A transversal EF of line AB and

line CD intersects the lines at point P

and Q respectively. Ray PR and ray QS

are parallel and bisectors of ZBPQ and

ZPQC respectively

Prove that line AB | line CD.

C

D

F