The lengths of two sides of a triangle are 5 cm and 9 cm. Which of the following is a possible length, in cm, of the third side? Select all possible answers.
A.4
B.6
C.10
D.14
E.15
我的答案：
The lengths of two sides of a triangle are 5 cm and 9 cm. Which of the following is a possible length, in cm, of the third side?
