William cuts out a paper right trapezoid that is 10 cm high. When he folds his trapezoid, he sees that it makes a square and a right isosceles triangle. What is the area of the trapezoid and the formula?

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

About 9% of th population is hopelessly romantic. if 2 people are randomly selected from the population, what is the probability that at least 1 person is hopelessly romantic?