please solve these question
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first sum is solved with the heron's formula
2 sum:5x+12x+13x=150
30x=150
x=150/30
x=5
5x.
5(5)=25
12(5)=60
13(5)=
2 sum:5x+12x+13x=150
30x=150
x=150/30
x=5
5x.
5(5)=25
12(5)=60
13(5)=
jasleen86:
then apply herons formula
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