The lengths of two sides of a triangle are 3 inches and 8 inches. find the range of possible lengths for the third side, s.

asked Jun 6, 2018 63.8k views

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1 vote

a=3

b=8

c=?

$3 < 8 + c \\ 8 < 3 + c \\ c < 3 + 8$

$- 5 < c \\ 5 < c \\ c < 11$

5 < c < 11

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