Answer:

Step-by-step explanation:
The area of a trapezoid is calculated using the formula:

We substitute the values into the formula to obtain:

We simplify the parenthesis to get:

We simplify further to obtain;

Answer:
D
Step-by-step explanation:
We can rule out the second and third because the y intercept in those graphs are not 1
Now lets look at the point 2,5 on graph a
y=1/2x+1
so 5=1+1 but that is false
D is the answer by elimination