A square on the coordinate plane has vertices at (-2, 2), (2, 2), (2,-2), and (-2,-2). A dilation of the square has vertices at (-4,4),(4,4),
(4,-4), and (-4,-4). Find the scale factor and the perimeter of each
square.

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi

Precalculus question, image attached.