Answer:
3
Explanation:
The equation for the area of a triangle is A=1/2(b)(h)
we have the area and the base, so we plug those values in resulting in 7 7/8=1/2(5 1/4)(h)
From there, we solve. Multiply 5 1/4 by 0.5, resulting in 2.625
then, you divide 7 7/8 by 2.625 and you get 3.