She would be 12 years old as 12•3 is equal to 36 years. (:
Answer:
I think it's A or B
Step-by-step explanation:
Answer:
<h2>Yes the circumference is about times greater than their diameters</h2>
Step-by-step explanation:
We will approach this problem by doing a check
Say the diameter of a circle is 4 cm
Hence the radius is 3 cm
We know that the circumference is 

The circumference is about 3 time bigger than the diameter
Let us try another case say the diameter is 6 cm
The radius is 3 cm

Answer:
1. 7
Step-by-step explanation: