The teacher asked the students to write the fact family for the numbers 7,8, and 56.

Nu is designing a rectangular sandbox. the bottom is 16 square feet. which dimensions require the least amount of material for the sides of the sandbox.

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

The lengths of two sides of a right triangle are given. find the length of the third side. round to the nearest tenth if necessary. a) y = 12/5x + 39/5 b) y = 5/12x + 5/39 c) y = 12/5x - 39/5 d) y = 5/12x - 5/39