Find how many shaded areas there are to non shaded areas. You can use division to simplify the fraction to get your answer.
Step-by-step explanation: By dividing the fraction, you are splitting the fraction by however much you need in order to get your answer. Ex: 6/10 divided by two would be 3/5
Formula for surface area is pi DH.diameter is radius multiplied by 2 which is 2.8.pi is22/7.multiply 22/7 to 2.8 which is 8.8.multiply 8.8 with height(5 inches) to get 44.0 as the answer