31.4 cm
Step-by-step explanation:
the radius is 5 so the diameter is 10 so you'll have to multiply 3.14 by 10 not 5
The Answer is the first one
Answer: 0.085
Step-by-step explanation:
Assuming you mean 10 to the power of -2, shift the decimal point two places to the left.
Answer:
A
Step-by-step explanation: