Mel fills his gas tank up with 6 gallons of premium unleaded gas for a cost of $26.58. how much would it cost to fill an 18 gallon tank?

What is the measure of angle afe? 79 81 91 99

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

In which form is the following function written? y = - 2(x – 3)(x + 5)