The swan family installs an above-ground pool. the circular pool covers about 78. 5 square feet of lawn in the backyard. what is the length, in feet, of the edge of the pool? use pi equals 3.14.

Which three lengths could be the lengths of the sides of a triangle? 21 cm, 7 cm, 7 cm 9 cm, 15 cm, 22 cm 13 cm, 5 cm, 18 cm 8 cm, 23 cm, 11 cm

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b