A) 8 km
B) 7 km
C) 6 km
D) 5 km
Correct Answer: D
Solution :
; In \[\Delta ABC\] \[{{\left( AB \right)}^{2}}+{{\left( BC \right)}^{2}}={{\left( AC \right)}^{2}}\Rightarrow {{\left( 4 \right)}^{2}}+{{\left( 3 \right)}^{2}}={{\left( AC \right)}^{2}}\] \[\Rightarrow 25\text{ }=\text{ }{{\left( AC \right)}^{2}}\text{ }\Rightarrow \text{ }AC\text{ }=\text{ }5\text{ }km\]You need to login to perform this action.
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