Please help.
Find the volume of the rectangular prism. Pls no links!

Someone me what is the area of this figure? 18m 18m 8m 16m

The price of a visit to the dentist is calculated according to the formula 50+100n50+100n where nn is the number of cavities the dentist finds. on your last visit to the dentist, 22 cavities were found. what was the cost of your visit?

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.