The size of each exterior angle in a regular polygon is 20° Work out how many sides the polygon has.

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Which of the following is the result of expanding

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?