Thus, the area of a circle is equal to half of the product of the radius and the circumference. |
Maybe it was the guy in the car next to you blasting acid rock music to everyone within a 20 block radius. |
Note that this curvature is the inverse of the radius of a circle tangent to the neutral line at this point. |
He calculates the side of a regular pentagon in terms of the radius of the circumscribed circle. |
As a brattish youngster, I remember the unfeasible joy gained from making every payphone in a five-mile radius ring simultaneously. |
Hookers, johns, drunks, drug dealers and police are familiar sights in this area, which has seven schools within a two-block radius. |