<span>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
</span>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
I think it is B hope it is right
Answer:
t=10 s
Step-by-step explanation:
v=u+gt
108=10+9.8t
108-10=9.8t
9.8t=98
Answer:
you have to use a protractor to find angle JMK for 16, KML for 17, and JKM for 18
Step-by-step explanation:
i cant do it accurate because i dont have the picture to size
