What is the perimeter of the triangle shown?

The perimeter of a rectangle is 148 feet. Its two longest sides add up to 86 feet. What is the length of each of its two shortest sides?

Find the point in the parabola y² = 4x at which the rate of change of the ordinate and abscissa are equal.

Find d²y/dx² if x = 3 – 2z and y = z² – 3z³.

 What is the allowable error in measuring the edge of the cube that is intended to hold 8 cubic meters if the error of the computed volume is not to exceed 0.02 cubic meter?

The distance traveled by a body projected upward is given by the equation: s = 80t – 16t² where “s” is the distance in feet and “t” is the time in seconds. Find the greatest height to which the body will rise.

Find dy/dx or y' for (x y) ^x = e

Find the equation of the normal to x² + y² = 1 at the point (2, 1).