Answer: i need help on that too
Step-by-step explanation: i need helpppp
Answer:
A. Negative reciprocals
Step-by-step explanation:
The answer is D. "Average of a data set."
The mean of a data set is the average, and can calculated by adding up all the values and then dividing the sum by the number of values in the data set.
C=2πr
5.1cm=2×3.14×r
5.1cm=6.28r
r=0.8cm
d=0.8cm×2
d=1.6cm
