(05.02)A doghouse is to be built in the shape of a right trapezoid, as shown below. HELP What is the area of the doghouse?

32.5 square feet
40 square feet
187.5 square feet
375 square feet

Find a number such that if you add 8 and divide the result by 4 you will get the same answer as if you subtracted 3 from the original number and divided by 2

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?

Find the zeros of each function. f(x) = 6x^2 - 7x - 20