Hello!
To find the area of a trapezoid you use the equation

Put in the values you know

Add

Divide

Divide both sides by 26
15 = h
The answer is 15km
Hope this helps!
Steps:
1. Do a proportion
X/$206.88= 5.75/100
2. Do 206.88 times 5.75 which equals 1,189.56
3. Divide 1,189.56 by 100 which equals 11.89
4. Now do 206.88 + 11.89
5. Your answer is 218.77
Answer: 78.8 ft
<u>Step-by-step explanation:</u>
Similar triangles have proportional sides.

Eight times three............