Find the area of the semicircle.
either enter an exact answer in terms of or use 3.14 for and enter your answer as a decimal.

A16 ounce bottle of orange juice says it contains 200 milligrams of vitamin c which is 250% uh just read the paper it explains it better

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.