Chris is making a tabletop from some left over tiles. he has 9 tiles that measure 3 1/8 inches long and 2 3/4 inches wide. what is the greatest area he can cover with these tiles? pls explain

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

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.)

In a right triangle δabc, the length of leg ac = 5 ft and the hypotenuse ab = 13 ft. find: b the length of the angle bisector of angle ∠a.