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0 votes
3.2k views
in Trigonometry by (46.9k points)
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The triangle of maximum area with constant perimeter 12m 

(a) is an equilateral triangle with side 4m 

(b) is an isosceles triangle with sides 2m, 5m, 5m 

(c) is a triangle with sides 3m, 4m, 5m 

(d) does not exists

1 Answer

+1 vote
by (49.1k points)
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Best answer

(a) is an equilateral triangle with side 4m

A triangle will have a max area (with a given perimeter) when it is an equilateral triangle.

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