A right triangle ABC with sides 5 cm , 12 cm and 13 cm is revolved about the side 12 cm . Find the volume of solid so obtained.

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

What is the sum of these mixed numbers 4 2/3+ 3 1/9