When the sum of the internal angles of a polygon is 10 right angles, then  how many sides does it have? ​

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.

4+(2+x) can you me solve this problem

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c