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April 18, 2015

Posted by **Jesse** on Monday, March 28, 2011 at 9:01pm.

How do i do that?

- 30-60-90 triangle -
**Reiny**, Monday, March 28, 2011 at 9:19pmThe sides of a 30-60-90 triangle are in the ratio of

1 : √3 : 2

so your triangle will be in the ratio a : b : 10

a/1 = 10/2

a = 5

b/√3 = 10/2

b = 5√3

so the perimeter = 5 + 5√3 + 10 = 15 + 5√3 or appr. 23.66

- 30-60-90 triangle -
**Jesse**, Monday, March 28, 2011 at 9:27pmthank you

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