I hope this helps. Use the formula: 4•3.14 (pi) •9 squared
The answer to this question is 2.1
Cones aren't constructed from polygons so it would be the first one
Answer:
Colin and Sarah get 1 - 1/9 = 8/9 of the money
A ratio of 3 :1 means that there are 4 parts of the 8/9....so....each part = 8/9 * 1/4 = 8/36 = 2/9
And Colin gets 3 parts of the 8/9 = 3 * 2/9 = 6/9 = 2/3 of the money
Step-by-step explanation: