Write the product of 3 x 5/6 as a mixed number

Identify the translation rule on a coordinate plane that verifies that square a(-4, 3), b(-4, 8), c(-9, 3), d(-9, 8) and square a'(-3, 2), b'(-3, 7), c'(-8, 2), d'(-8, 7) are congruent.

Franco wants to double the volume of the cone. what should he do?

Which expression is not a polynomial?