Math, asked by apoorvaalok2008, 5 months ago

the perimeter of a triangle is 40 cm two of its sides measure 12.9 cm and 14.6 cm find the length of its third size

Answers

Answered by amkumar2005

3

Answer:

perimeter of a 2dimentional shape is sum of all sides

so,40=12.9+14.6 - third side

third side= 12.5 cm

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