In the above figure, what type of cylinder arrangement is shown in the figure above?

What is the missing step in this proof? scroll down to see the entire proof.u

Can you me find area of the shaded region?

Jim has found that he must consume 2,300 calories a day to reach his health goals, but he doesn't want to give up his afternoon snack of pretzels. unfortunately, he tends to eat the entire bag — which amounts to 1,300 calories! what strategy should jim use to improve his habits?