Answer:
D
Step-by-step explanation:
n= -2 because square root of 16 is 4 and 4 is raised to the power 1. The bases are the same so you subtract the exponents since it's division
Answer:
24 cm
Step-by-step explanation:
8^2 + b^2 = 10^2
64 + b^2 = 10
b^2 = -54
b = 6
10 + 8 + 6 = 24
You're right on what you've been doing
Your Answer Is approximately 0.143