Augusto wants to prove to his parents that watching TV while he does his homework will help him get better grades. He decides to
ask 20 of his friends if they watch TV while they do their homework and what their grades are. He finds that his friends who have high grades also watch TV while they do their homework. He tells his parents that he has proven that watching TV while doing homework will cause his grades to improve. What mistake has Augusto made?
The formula for area of a cylinder is 2πrh+2πr2. Since the distance across the top is 3, that would be the diameter and the radius would be 1.5. When you input 1.5 as the radius and 5 as the height you get the answer shown.