Question

14. In the given figure, state ABC is a straight line or not, if :
(a) x = y = 80°; 2 = 30°
(b) x = y = %= = right angle.
-
(@) =-— right angle, y = 1 right angle, z = - right angle.
(d) 2 =1. right angle, x = y = 30°.
B.
Fig. 9.19​

Answer 1

Answer:

yes abc is a straight line

Step-by-step explanation:

but I don't l the reason