5. a circle has center (− and passes through the point (
a. what is the radius of the circle?
b. write the equation of the circle.

Liam's parents are driving three times as fast as liam is biking, but they left later than he did. if his parents caught up with him two hours after he left, how much later than liam did they leave?

Find the area of an equilateral triangle with a side of 6 inches

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?