Help ASAP Solve the given equation by completing the square.
x2 + 8x
= 38
Fill in the values of a, b, and cto complete the solutions.

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ab=9, and ac=12, find hc.

anyone? find the second, fifth, and ninth terms of a sequence where the first term is 65 and the common difference is -7. 72, 93, 121 72, 79, 86 58, 37, 9 58, 51, 44

What two criteria are needed for triangles to be similar