Which of these statements is true when using two similar right triangles to derive the
equation of a line?

a. the hypotenuse of only one of the right triangles should be a segment of the line

b. The hypotenuses of both of the right triangles should be segments of the line

c. A leg of only one of the right triangles should be a segment of the line

d. legs of both of the right triangles should be segments of the line