(50 points) prove a quadrilateral with vertices g(1,-1), h(5,1), i(4,3) and j(0,1) is a rectangle. - i need the parallelogram method (distance formula) & the rectangle method (slope or distance formula).

How many grams the dog will eat in 3 days?

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x

Ahighway between points a and b has been closed for repairs. an alternative route between there two locations is to travel between a and c and then from c to b what is the value of y and what is the total distance from a to c to b?