What is the surface area of this shape?

2a+7+4ahow many terms? how many variables? any like terms? yes noif yes, which ones? what are the coefficients? any constants? yes noif yes, which ones? simplify the expression by combining like terms and constants: how many terms now?

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year