Question

The sides of triangular plot are in The ratio 3:4:5 and the perimeter is 180m.find it's area

Answer 1

Step-by-step explanation:

$3x + 4x + 5x = 180 \\ \ \\ 12x = 180 \\ x = 180 \div 12 \\ x = 15 \\ sooo \\ 3x \: = 3 \times 15 = 45 \\ 4x = 4 \times 15 = 60 \\ 5x = 5 \times 15 = 75$

so here is the respected value

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