In the following set of side lengths of a right angle triangle, which number would represent the length of the hypotenuse?? 3 cm, 4 cm, 5 cm

Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50

Simplify the expression. -2/5(10+15m-20n)

With number 11 ( show how you got the answer)