chynastuart1234 chynastuart1234

03-12-2016
Mathematics

contestada

What is the area of A is 7.7ft and B is 5.2ft and C is 9.29 and this is a triangle

So basically I want to know the answer

Respuesta :

RonPayne RonPayne

03-12-2016

First find half of the perimeter of the triangle: s = (a + b + c) / 2 = 11.095

Then the area is:

A = Square Root [11.095 (11.095 - 7.7)(11.095 - 5.2)(11.095 - 9.29)] = 20.01999895 or 20.02 square feet rounded to 2 decimal places.

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