A7 cm x 5 cm rectangle sits inside a circle with radius of 6 cm. What is the area of the shaded region?
Round your final answer to the nearest hundredth.

helppp !!

Which is the graph of the function y=2(4)^x

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *