Which classification group does not include squares

If 1/2 is half of 1, what is 1/2 of 2,3, and 4?

Which graph corresponds to the function f(x) = x2 + 4x – 1?

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?