true or false to find the surface area of a three dimenseional figure, you must find the perimter of a face and then multiply it by the height

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?