What is the measure of an exterior angle of a regular pentagon (with work )?

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

The distance between two points is 6.5cm and scale of map is 1: 1000 what's the distance between the two points