What is the formula for radius when given circumference?

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

Your friend swims on the school team. in his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. which time listed for his next race would make the range larger?

1. what is the phythaforean theorem? 2.what do we use it for? 1.what is the distance formula ? 2.what do we use it for?