Answer:
I think its the second one
Step-by-step explanation:
11, 13, and 16. sorry if im wrong, and i hope this helps.
Answer:
A)60°
Step-by-step explanation:
a straight line is 180° then
if a line bisect it in to a half it become 90°
then
the exterior angle of a triangle is equal to the sum of two interior angles
this means 150°-90°=60°