Answer:
x = 35
Step-by-step explanation:
Sum of angles of triangle = 180°
- 60 + 60 + 4x - 80 = 180
- 40 + 4x = 180
- 4x = 140
- x = 140/4
- x = 35°
B is because any form of y=Mx +c is proportional
Answer:
-3
Step-by-step explanation:
-1 -2 = -3
The area of a triangle is

. solving for h (height) we get: