Question

∆ABC has AB = 4 and BC = 7, then _________.

(A) AC <7 (B) AC> 4 (C) 4 <AC <7 (D) 3 <AC <11

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Answer 1

$∆ \: ABC \: \: has \: \: AB = 4 \: \: \\ and \: \: BC = 7 , \: \: \\ \: \: then \: \: |(b) AC>4|$

Answer 2

Answer:

(D) 3<AC<11

Step-by-step explanation:

AB + BC > AC > BC - AB

4 + 7 > AC > 7 - 4

11 > AC > 3