What is the side length of a square with area 16 cm

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2

The total number of dental clinics total for the last 12 months was recorded