What are the volume formulas for the listed shapes: cylinder, cone and sphere.

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be able to prepare using the sauce?