In the diagram ,AB and EC are perpendicular.

Louis wants to carpet the rectangular floor of his basement the basement has an area of 864 square feet the width of the basement is 2/3 its length what is the length of lewis's basement

How many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.) how many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.)

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy. how much will she pay after the discount