write an equation in point slope form of the line that passes through the point (5,2) and is perpendicular to the graph of the equation y=2x-5

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

How do i do this? i don’t understand

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg