Answer:
9
Step-by-step explanation:
21^2-19^2=80
sqaure root of 80 to the nearest 10th is
Answer:
x=1.3
Step-by-step explanation:
hope this helps mark brainliest Please
Answer:
aa
Step-by-step explanation:
a
Answer:
I say A. 1,000 times 2/5 times 13'2
Step-by-step explanation:
Answer:
Incorrect
Step-by-step explanation:
Average rate of change is
(65 - 67) / (5:00 - 1:00) = -½°/hr