Does the product of diagonals of trapezoid equal to its area

What exactly is the 4th Quadrant?

Prove that AUB=A & intersection of A& B=A then A=B

What expression is equivalent to 4x^4+4x^2-45

What are all the solutions of x2 + 3x - 4 = 0?

The volume of blood in a person's body is proportional to body weight. A person who weighs 140 pounds has approximately 4 quarts of blood. Estmate the number of quarts of blood in a person who weighs 100 pounds. Determine the proportion.

4 times the square of one number minus 5 times another number

Which of the following show the factored equivalent of f (x) = (x2 - 81) (x + 5) and its zeroes.

Robert will save 1/6 of his allowance every day if he gets two dollars a day how much money will he save each day

How do you multiply a decimal greater than 0 and a fraction less than 0

Something times something that equals 7