cassi35
13.02.2022 •
Mathematics
Measuring by using Trigonometry
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Ответ:
x approximately = 11.971, y approximately = 0.837
Step-by-step explanation:
the 12 ft is the hypotenuse of the right angle triangle formed
Cos (theta) = adjacent/hypotenuse
so Cos(4) = x/12, solving for x = 11.971
Sin(theta) = opposite/hypotenuse
so Sin(4) = y/12, solving for y = 0.837
Ответ:
Jonathan and Seth have the same rate i.e 1/2 laps/minute.
Step-by-step explanation:
Consider the provided table.
To find the rate use the formula
Calculate the rate for each swimmers.
Jonathan:
He completed 2 laps in 4 minutes. Thus the rate is:
Julian:
Julian completed 1 laps in 1 minutes. Thus the rate is:
Seth:
Seth completed 3 laps in 6 minutes. Thus the rate is:
Bennett:
Bennett completed 7 laps in 21 minutes. Thus the rate is:
Taylor:
Taylor completed 4 laps in 7 minutes. Thus the rate is:
From the above calculation it is clear that Jonathan and Seth have the same rate i.e 1/2 laps/minute.