Sam ran 63,756 feet in 70 minutes. what is sam rate per hour ? ( there are 5,280 feet in one mile )

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.  

What is the distance between the points (2, 5) and (5,9)?

Given abc find the values of x and y. in your final answer, include all of your calculations.