Find the area of an equilateral triangle with an apothem of 7

If g(x) = x+1/ x-2 and h (x) =4 - x , what is the value of ( g*h) (-3)?

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

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )