We have two congruent trapezoids.
The formula of an area of a trapezoid:

We have:

Substitute:

Answer:

Answer:
5x
Step-by-step explanation:
hope this helps
Answer:
36 degrees
Step-by-step explanation:
Subtract 54 from 90
I believe the answer is 1/3
Answer:
L = 25
Step-by-step explanation:
Let's call the Length x and width x - 15 since the width is 15 less than length
Eric needs 70 of fencing in total, the perimeter of a rectangle is calculated by adding all sides
x + x + (x - 15) + (x - 15) = 70 add like terms
4x - 30 = 70 add 30 to both sides
4x = 100 divide both sides by 4
x = 25