The shorter leg of a 30-60-90 triangle is 3.5 feet. Find the perimeter
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OpenStudy (anonymous):
3.5 times 2 and then times 3
OpenStudy (mertsj):
Didn't I teach you anything? Multiply the short leg by sqrt3 to get the long leg. Multiply the short leg by 2 to get the hypotenuse. Add the three sides together and you have the perimeter.
OpenStudy (anonymous):
then add the 3 #s together
OpenStudy (anonymous):
i think?
OpenStudy (geometry_hater):
im not good with triangles....
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OpenStudy (anonymous):
do u get what im saying?
OpenStudy (mertsj):
You can at least learn the relationship between the sides of a 30-60-90 triangle. You don't have to be good with triangles.
OpenStudy (anonymous):
since its a 30 60 90 triangle and the smallest is 3.5, then you double to get the 2nd and triple to get the 3rd.... then u add up the 3 sides because thats how u find the perimeter
OpenStudy (anonymous):
clear?
OpenStudy (mertsj):
Stop it mario. You multiply the short leg by radical 3 to get the long leg NOT 3
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OpenStudy (anonymous):
isnt the answer 21?
OpenStudy (geometry_hater):
um whats radical
OpenStudy (mertsj):
The answer is 3.5+7+3.5(sqrt3)
OpenStudy (anonymous):
\[\sqrt{?}\]
OpenStudy (anonymous):
is a radical
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