A quadrilateral has the vertices (−2, 3), (2, 3), (2, −1) and (−2, −1). What is the perimeter of the figure?

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent

Which polygon is she in the process of constructing ?