Volume of a circle equation?

calculate the volume of liquid in the round flask sketched below. give your answer in liters, and round to the nearest .

the diameter of the flask is 22.0 cm

In trapezoid klmn, kj=19.2 and jm=22.5. identify ln.

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?