Given that triangle PQR has side lengths of 12.5 centimeters, 30 centimeters, and 35.5 centimeters, prove triangle PQR is a right triangle.

Is every rectangle is a parallelogram? true false

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?