Determine the midpoint of the line segment whose endpoints are (12, 8) and (−8, −6). Write your answer as an ordered pair.

Identify this conic section. x2 - y2 = 16 o line circle ellipse parabola hyperbola

Mrs. blake's bill at a restaurant is $42.75. she wants to leave the waiter an 18% tip. how much will she pay in all, including the tip?

The perimeter of a quarter circle is 14.28 miles. what is the quarter circle's radius?