Estaban wants marble bookends cut at a 60° angle, as shown. If Estaban wants his bookends to be between 7.5in and 8in. Tall, what length d should the marble cutter make the base of the book ends? Explain.

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?

Which of the following parabolas opens down?