The snack bar is the halfway point between the tiger and bear exhibits at the zoo. If the tigers are located at (10, 15) and the snack bar is located at (12, 8), what are the coordinates for the bear exhibit?

Phyllis and chen are saving money to go to a football game. each friend starts with some money and saves a specific amount each week. phyllis made a graph to show the total she has saved at the end of each week. chen wrote an equation to show the total, y, he has saved at the end of each week, x. y = 15x + 15 compare the amount that each friend has when both friends start saving. select the correct answer from the drop-down menu to complete the statement. phyllis starts with $ and chen starts with $

Me with this one question, and i'll upvote the brainliest answer

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?