Answer:
A=π r^2
Step-by-step explanation:
71,000 is the nearest thousand
this one is kinda Hard ill do sum research and help
The answer is2nd point
(x^4/3)×(x^2/3) = x^(4/3 + 2/3)
= x²
(x²)^1/3 = x^(2×1/3)
= x^2/3