Solve this problem using the proper formula. A lot is in the shape of a trapezoid. The sum of the bases is 280 feet. If the area

Question

3 years ago

13

of the lot is 8,400 square feet, what is the distance across the lot, i.e., the altitude of the figure? The altitude of the trapezoid is feet.

1 answer:

spin [16.1K] · Answer 1 · 2022-04-11T09:01:54+03:00

7 0

9514 1404 393

Answer:

60 ft

Step-by-step explanation:

The formula for the area of a trapezoid is ...

A = 1/2(b1 +b2)h

Fill in the given information and solve for h.

8400 ft² = (1/2)(280 ft)h

h = 8400 ft²/(140 ft) = 60 ft

The altitude of the trapezoid is 60 feet.