If the product of two numbers is positive, then the two numbers must both be positive.

how do i show the conjecture is false by finding a counterexample?

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.

Is triangle jkl congruent to triangle rst? if so, what is the scale factor?

What makes a trapezoid an isosceles trapezoid?