Where is the question?? I'll be glad to answer in the comments once the question is given. Hope to hear from you!
I believe you are referring to exponents that have a multiple of three. If so any number * three is a valid exponent in your case.
Answer:
BC = 24
Step-by-step explanation:
Isosceles triangle because <C = <B so AC = AB
Plug in to find x
3x - 15 = x = 33
2x = 48
x = 24
BC = x = 24
Answer:
not sure
Step-by-step explanation:
sorry :/