Y+5=0, (-2,4) Find the equations of the lines that pass through the given point and are parallel to and perpendicular to the given line.

At a point on the ground 50 meters from the foot of a tree, the angle of elevation to the tree is 48°. find the height of the tree to the nearest meter.

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers