Ax and ex are secant segments that intersect at point x. what is the length of de? 1 unit 3 units 4 units 4 units

3units is the answer

The answer is 3 because: 2(7+2) = 3(x+3)when u solve, you get x=3you want to set the exterior segment, bx, and multiply it by itself and the interior segment, ab. u do the same w the other side. hope this ! : )