The model above has 16 blocks arranged in four rows and four columns. Based on the model above, what is the square root of 16? A. 3
B. 4
C. 5
D. 6

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.

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

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters