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In-triangle-ABC-has-positive-integer-sides-A-2-B-and-C-gt-pi-2-What-is-the-minimum-length-of-the-perimeter-of-the-triangle-




Question Number 113740 by bemath last updated on 15/Sep/20
In triangle ABC has positive integer  sides ; ∠A = 2 ∠B and ∠C > (π/2).  What is the minimum length  of the perimeter of the triangle?
$${In}\:{triangle}\:{ABC}\:{has}\:{positive}\:{integer} \\ $$$${sides}\:;\:\angle{A}\:=\:\mathrm{2}\:\angle{B}\:{and}\:\angle{C}\:>\:\frac{\pi}{\mathrm{2}}. \\ $$$${What}\:{is}\:{the}\:{minimum}\:{length} \\ $$$${of}\:{the}\:{perimeter}\:{of}\:{the}\:{triangle}?\: \\ $$
Answered by bobhans last updated on 15/Sep/20
Commented by bemath last updated on 15/Sep/20
cooll
$${cooll} \\ $$
Commented by MJS_new last updated on 15/Sep/20
because 2b<c
$$\mathrm{because}\:\mathrm{2}{b}<{c} \\ $$

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