If two sides of a triangle have lengths 3 and 6, which of the following could be the perimeter of the triangle?
I. 9
II. 15
III. 19	Choose the correct option:	A) None	B) I only	C) II only	D) II and III only	E) I, II, and III
Let x be the length of the third side.   6-3 &lt; x &lt; 6+3   3 &lt; x &lt; 9   12 &lt; perimeter &lt; 18   The answer is II only.
<result>C</result>
If two sides of a triangle have lengths 3 and 6, which of the following could be the perimeter of the triangle?
I. 9
II. 15
III. 19