Explain why when you multiply and fine 1/10 of 1/10 it is equal to 100

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

How do you find the distance of each number from the mean

Find the value of x to the nearest tenth. a. 4.5 b. 5.4 c. 6.3 d. 7.2