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Cutiepo0
 3 years ago
How do you find the area of an acute triangle when you're only given the side lengths????
Cutiepo0
 3 years ago
How do you find the area of an acute triangle when you're only given the side lengths????

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amistre64
 3 years ago
Best ResponseYou've already chosen the best response.1one way is; you can use the law of cosines to find an angle and use that angle in the side*side*sin(angle)/2 formula

amistre64
 3 years ago
Best ResponseYou've already chosen the best response.1the other is to use herons formula

Cutiepo0
 3 years ago
Best ResponseYou've already chosen the best response.0so the area = \[a timesb \times \sin \] of the angle contained between a and b?

amistre64
 3 years ago
Best ResponseYou've already chosen the best response.1thats right; so if you can find the angle between two sides, you can find the area

amistre64
 3 years ago
Best ResponseYou've already chosen the best response.1in my picture; base = b; height = a sin(angle) which fits into the normal Area = b*h/2 that you are familiar with
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