By 1910, what percentage of the population immigrating to the united states was made up of southern and eastern europeans? a) 15 percent b) 5 percent c) 96 percent d) 70 percent

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

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

Use circumcenter theorem to solve for the given values