X= 4.8 or x= 4 4/5 i believed
If 3.14 is rational, why should pi also be rational ?
The answer to your question is: Because pi is not 3.14 .
The sum of the interior angles of a triangle is 180 degrees
2x-9+3x+x+3=180
6x-6=180
6x=186
x=31
A=2(31)-9
A=62-9
A=53
I can help with the formula just do the math on a calculator you multiply length x width x height
