SOLUTION: How far will a wheel with radius 5/π roll in two revolutions?
a) 25/π units b) 10 units c) 20 units d) none of these
Algebra.Com
Question 283360: How far will a wheel with radius 5/π roll in two revolutions?
a) 25/π units b) 10 units c) 20 units d) none of these
Found 2 solutions by Theo, richwmiller:
Answer by Theo(13342) (Show Source): You can put this solution on YOUR website!
circumference = 2*pi*r
circumference = 1 revolution
1 revolution = 2*pi*r
r = 5/pi
1 revolution = 2*pi*5/pi = 2*5 = 10
2 revolutions = 20
Answer is selection c.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
One revolution is one circumference.
C=2*pi*r
If the radius is 5/pi
then we have 2*2*pi*5/pi=4*5=20 units
c)20 units
RELATED QUESTIONS
How far will a wheel with radius π units roll in six... (answered by Alan3354,josmiceli)
How far from the origin is the line 3x + 4y = 10?
(a) 1.5 units (b) 2 units (c) 2.5... (answered by josmiceli,richwmiller)
An oblique cylinder has a radius of 10 units and slant length of 26 units.
What is... (answered by ikleyn)
The side of one square is 5 units longer than that of another square. Their areas differ... (answered by dabanfield)
Find the area of the parallelogram with the following vertices:
1. (-2, 3), (5, 8),... (answered by erinonimus,greenestamps,math_tutor2020)
If the number of square units in the area of circle C is twice the number of linear units (answered by drglass)
I've been trying to use the same formula that I use to find the area of a triangle but it (answered by Alan3354,ikleyn)
A research submarine is opened by rotating the hatch wheel 306° counterclockwise. Express (answered by Boreal)
A shipment of 10 microwave ovens contains two defective units. In how many ways can a... (answered by ewatrrr)