You should use Heron's Formula. Are you familiar with this?
Nicole S.
asked • 05/16/17find the area of a triangle 9cm and 3cm and 14cm
find the area of a triangle 9 cm and 3 cm and 14cm
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Arthur D. answered • 05/16/17
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Is there a typo ? The sum of the lengths of any two sides of a triangle must be greater than the length of the third side.
9 cm, 3 cm, and 14 cm
9+3=12 and 12 is not greater than 14
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