Which of the following is the best approximation of the area of the circle?

22 square millimeters
44 square millimeters
154 square millimeters
196 square millimeters

The formula to determine energy is e=1/2mv2? what is the formula solved for v?

What do u have to get to pass7th grade math starr

The equation y equals 11 x represents the calories jake burns when cross country skiing, where x is time in minutes and why is the number of calories. the graph shows the calories he burns while playing basketball which activity burns at a faster rate? explain