Jessica has two sections of fencing with lengths of 65 yards and 39 yards. She needs to purchase a third section of fencing to build a triangular pen to hold her horses. Which of the following is the range that represents a possible length of the third section of fencing, x, that she could purchase?

Question

callisto · Answer

the following =?

anonymous · Answer

x > 26 yd 
  x < 104 yd 
  26 yd < x < 104 yd 
  26 yd < x < 104 yd

callisto · Answer

Case I x+39>65 x>26 Case II x+65>39 x>-26 Case III x< 65+29 x<104 therefore the answer is 26