if triangle abc ab =5cm, bc = 12 and ca =13cm. find area of triangle abc
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Answer:
15√2 cm^2
Step-by-step explanation:
semi perimeter=(5+12+13)/2
=15cm
According to Heron's formula
√(15)(15-5)(15-12)(15-13) cm^2
√(15 x 5 x 3 x 2) cm^2
15√2 cm^2
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