Use Pythagorean’s theorem to find x

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?

The function show two sisters' savings account and the rate at which they plan to deposit money