Really struggling with these two
Question: The polygons are simular find the value of x

To prove "p is equal to q" using an indirect proof, what would your starting assumption be?

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

If y varies directly as x2 and y=6 when x=6, find the constant of variation.