What is the formula for circumference, area for triangles, and area of trapezoids?

Suppose the probability of selling a car today is 0.28. find the odds against selling a car today.

Aiden buys two bags of chips at $1.09 each and a 20 ounce soda for $1.20 at the gas station.he knows that the state tax is 5.5. how much change will he receive from a $5 bill?

In the diagram of circle o, what is the measure of zabc?