Lol free points just say something

Brainlest answer can you find the area and circumference of a circle given the radius or diameter? if its yes or no explain why

You buy 4 items that cost 2.69 14.45 8.05 13.95 what is the estimated total round to the nearest dollar

Aculinary club earns $1360 from a dinner service. they sold 45 adult meals and 80 student meals. an adult meal costs twice as much as a student meal. what is the cost of an adult meal?