Answer:
B) -0.4 seconds
Step-by-step explanation:
Laps: 25
Goal: -10 seconds to all 25 laps combined (10 seconds difference => -10)
divide by total laps
-10 /25 = -0.4s difference each lap
Answer:
3
Step-by-step explanation:
In a 30-60-90 triangle, the ratio of the shorter side to the longer side length is
. Therefore:

Hope this helps!
Answer: -0.053
Step-by-step explanation:
1•(18/38) + -1 •(20/18) = -0.053
Answer:
It is A, 65
Hope this helps!