1. From a point 10.5 m from the base of a tree, the angle of elevation to the top of the tree is 56°. Find the height of the tree to the nearest tenth of a metre? Include a diagram.​

Find the value of the variable and the length of each secant segment.

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?

What is the equation of a line that passes through points (0, 4) and (-4,-8)?