Two sides of a triangle have lengths 4 and 7. Which of the following can NOT be the length of the third side?
2 answers:
Answer:
It has to be 4-7
Step-by-step explanation:
Answer:
3 < x < 11
Step-by-step explanation:
triangle inequality theorem states that the sum of any two sides of a triangle must be greater than the third side
if 'x' is the third side then:
x + 4 > 7
7 + 4 > x
therefore, 'x' must be greater than 3 and less than 11
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