kordejah348
10.10.2019 •
Mathematics
Select one:
a. 352 ft
b. 275 ft
c. 280 ft
d. 285 ft
also explain how you got your answer
Solved
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Ответ:
.. tan(42°) = (height of courthouse above measuring device)/(distance to courthouse)
.. (height of courthouse above measuring device) = tan(42°)*(305 ft) ≈ 274.6 ft
Since the measuring device is 5 ft high, the height of the courthouse is approximately 280 ft. (selection C)
Ответ:
The answer is C≈28.27cm
Step-by-step explanation:
Using the formulas
C=2πr
d=2r
Solving for C
C=πd=π·9≈28.27433cm