(7). The hypotenuse of a right triangle is a diameter of the triangle's circumcircle, so the circumradius is given by. (8). A primitive right triangle is a right triangle having integer sides, , and such that, where is the greatest common divisor.
In July 1984, New York State passed the first mandatory seatbelt law in the nation, followed by New Jersey, Illinois, Missouri, Michigan, and New Mexico. 1 person found this useful.
The world's first seat belt law was put in place in 1970, in the state of Victoria, Australia, making the wearing of a seat belt compulsory for drivers and front-seat passengers.