From a point 50m from the base of the Skylon Tower in Niagara Falls, the angle of elevation to the top of the tower is 78o

. Find the height of the tower.

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

In the triangles, bc =de and ac fe. if the mzc is greater than the mze, then ab isdfelth

If you can solve all of these i will give ! - 4% of 190 - 4% of 162.5 - 4% of 140 - a 4% increase from 155.1 - a 4% increase from 159.8