Which final step will prove that the length of the hypotenuse, c, is StartRoot 2 EndRoot times the length of each leg?

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

Which ordered pair (c,d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left