Asked by Cindy
The length of the hypotenuse of a 30°-60°-90° triangle is 12. Find the perimeter.
Answers
Answered by
Reiny
sides of standard 30-60-90 triangle are 1 , √3, 2
so the larger triangle has sides 6, 6√3 and 12
(multiplied by a factor of 6)
perimeter = 6 + 6√3 + 12 = 18 + 6√3
so the larger triangle has sides 6, 6√3 and 12
(multiplied by a factor of 6)
perimeter = 6 + 6√3 + 12 = 18 + 6√3
Answered by
james
thanks
Answered by
Pusheen BIMCH
I just took the test and the answer is in fact D. 18+6 sqrt 3
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