Sorry about the quality of the photo but can someome please answer this
Thank you

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

Solve 2x2 + 8 = 0 by graphing the related function. there are two solutions: . there are no real number solutions. there are two solutions: 2 and -2

The volume of a cube-shaped shipping container is 13,824 cubic inches. find the edge length of the shipping container.