Answer:
B he used the incorrect formula for the volume of the prism
3(x-6)(x+2)
hope this helps
Answer:
Step-by-step explanation:
12/(x+2) = 4/(x-2)
Cross-multiply to get:
12x-24 = 4x+8
8x = 32
x = 4
Answer: 26
Work: 90 - 64 = 26
This is the rule for complementary angles that are equal to 90 degrees.