This is my last question to pass math 15. you are re-tiling the entry to your home and want to create a fancy circular medallion in the center you want to create a large circle with a smaller circle centered inside. you want to tile the large circle with blue tile and the smaller circle with yellow tile. the circumference of the large circle is 113.097 inches and the radius of the smaller circle is 7 inches. how much blue tile do you need (in square inches)? (4 points)

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 $

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

Use stokes' theorem to evaluate c f · dr where c is oriented counterclockwise as viewed from above. f(x, y, z) = xyi + 5zj + 7yk, c is the curve of intersection of the plane x + z = 8 and the cylinder x2 + y2 = 81.