They would be similar triangles because they cannot be congruent due to the fact that the side lengths are different. They are dilutions of each other which again proves that they are similar, not congruent.
Answer:
1 : 3
Step-by-step explanation:
pears : apples = 3 : 9 = 1 : 3
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A common factor of 3 can be removed from each number in the ratio to reduce it to lowest terms.
You have to do 3.14 times the diameter of the circle.