Triangle EFG has an area of 70 m².
EF: FG= 1:2 and angle EFG = 40°.
(a) Calculate EF.

In an experiment you are to flip a two sided coin 100 times and record 55 heads up and 45 tails up determine the theoretical and experimental probability of getting a heads up in the experiment.

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9