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8 13
9 15
10 17
Determine whether y varies directly with x. If so, find the constant of variation k and write the equation.

Find the length of cu, the triangles are similar.

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

The weekly revenue for a company is r = 3p^2 + 60p + 1060, where p is the price of the company's product. what price will result in a revenue of $1200.