Cylinder A in following figure rolls 5m down the slope. What distance is mass B lifted?
( Ans. SB= 10 m )
circumference of circle = πd = (3.14)(1.2) = 3.77
Not sure what to do next. I tried Pythagoras theorem, although it's probably not needed.
Please help.
You have 10 coins and a balance scale. 1 coin is a fake, but you don't know whether it is lighter or heavier than the rest. You are only allowed to use the scale 3 times. Which coin is fake?
I don't know the answer to this problem.
Problem: How do you determine the line of symmetry of a reciprocal equation?
Solution:
For example, I'll graph the reciprocal function Y=1/(x+2)
^Just a quick sketch
And the equation of the line of symmetry is simply -(x+2), which can be seen here:
^Also a quick sketch
By adding a...