Space is a way of joining together points, lines, an

Which is an equation for the nth terms of the sequence 12,15,18,21

Alex drew a circle with right triangle prq inscribed in it, as shown below: the figure shows a circle with points p, q, and r on it forming an inscribed triangle. side pq is a chord through the center and angle r is a right angle. arc qr measures 80 degrees.

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f