Which is a not a triangle ?

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?

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20