Find the distance from the origin to the centre of the circle whose diameter has endpoints (6, 5) and (2, 1).

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number t of tokens james has is a function of g, the number of games he plays. write the function’s formula? t=

Use sigma notation to represent the following series for 9 terms.

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?