I’m pretty sure that the answer is D
Answer: d
Step-by-step explanation:
use the formula 
Answer:
9/20
Step-by-step explanation:
Answer:
110
Step-by-step explanation:
8x10=80
Area of triangle= 1/2 base times height
3x10=30
80+30=110
First, we put a point at the vertex. Then, we extend a line upwards of slope 1/2 to the right of the vertex. Then extend a line upwards of slope -1/2 to the left of the vertex. This will give the graph of the equation.