dude26
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Trig help please, 2 questions, 10 pts

Feel free to answer both or one

A flywheel rotates 450 times in 1 minute. How many degrees does it turn in 1 second?


a. 39 degrees
b. 2700 degrees
c. 18 degrees


The speed of a carousel is 4.3 revolutions per minute. James chooses a red horse. If the typical ride is 5 minutes, how far is his starting point is James when the ride is over?

a. 90 degrees
b. 0 degrees
c. 180 degrees

Respuesta :

mathssydney
A flywheel rotates 450 times in 1 minute. How many degrees does it turn in 1 second?
a. 39 degrees
b. 2700 degrees
c. 18 degrees
450 times in 60 sec
450 times of 360 deg in 60 sec
162000 deg in 60 sec
162000/60 in 1 sec
2700 deg in 1 sec
choose B 



The speed of a carousel is 4.3 revolutions per minute. James chooses a red horse. If the typical ride is 5 minutes, how far is his starting point is James when the ride is over?
a. 90 degrees
b. 0 degrees
c. 180 degrees
4.3 revolutions per 1 minute
4.3 x 5 revolutions in 5 min 
21.5 revolutions in 5 min
Means: a 21 whole revolution and a half of a revolution. A half of a circle  = 180 degrees.
choose C

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