Answer:
70
Step-by-step explanation:
180°-40°=140°
140°/2
=70
Each triangle has angles and all of those angles add up to 180 degrees total. since both of those angles at the bottom are equal then their angles would each be 70.
11
10-5 5-10 2 1/2-13
it is a strait line :D
70%
49/70 = 0.7
0.7*100 = 70%
C. 5.3
step by step explanation:
