Physics question (density, buoyancy)
In order to make air float, which of the following needs to be done?Does it’s density need to be made smaller, does it need to be heated, does its volume need to be increased, or does any of the... more
The ages of 3 brothers are consecutive integers that gives a sum of 84 how old are the brothers?
Using the graph of y=sin x, list all the values on the interval [-15π/4,-7π/4] that satisfy the ordered pair (x,1/√2).
Doing trig need a little help
College Algebra Word Problem
A concrete walk of uniform width is to be laid around a rectangular flower bed that is 60 feet long and 30 feet wide. If the area of the walk is to be 279 square feet, what is the width of the walk.