Goran has scored 38, 27, 23, 19, and 26 points in his five basketball games so far. How many points does he need to score in his next game so that his average (mean) is 27 points per game?

How do i do this activity, is appreciated

If square root x = -7, then x= -49 true or false

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