Please help it's due today. 62. Use a geometric formula to solve the problem. A square has an area of 81 meters. Find the side length. I know the answer but I don't know what a geometric formula is.

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest

Do,h = (7, 9) (14, 18) the scale factor is

How do u write a function for the reflection across the y axis