Use Pythagorean theorem.
a^2 + b^2 = c^2
D.
21^2 + 72^2 = 75^2
441 + 5184 = 5625
The unit rate is 5 degrees per hour.
Further explanation:
Unit rate is how much any quantity changes in one unit of time. For this purpose the change in quantity is divided by the time taken for that change.
Given

The unit rate is 5 degrees per hour.
Keywords: Formulas, Unit rate
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Answer:
60%
Step-by-step explanation:
24/40 = .6 x 100 = 60
Answer:
0.00000014972309
Step-by-step explanation:
6/3999=0.00150037509
0.00150037509/10021= 0.00000014972309
hope this helps