the perimeter of a triangular plot is 300 cm and its sides are in the ratio 5 : 12 : 13.find the length of the perpendicular from the opposite vertex to the side whose length is 130 cm. plzzzzz plzzz solve its urgent.
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5x+12x+13x=300
30x=300
x=10
1st side =10x5=50
2nd------=12× 10=120
3ed side=130
area of triangle(by using heron!s formula)=[(15)(10)(3)(2)]^1/2
=5×3×2=30 unit ²
1/2×130×h=30
h=6/13
30x=300
x=10
1st side =10x5=50
2nd------=12× 10=120
3ed side=130
area of triangle(by using heron!s formula)=[(15)(10)(3)(2)]^1/2
=5×3×2=30 unit ²
1/2×130×h=30
h=6/13
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