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Mathematics 56 Online
OpenStudy (anonymous):

Which CANNOT be the lengths of a 30-60-90 degree triangle and why? a. 7/3, 14/3, 7/3, radical 3 b.11, 22, 11, radical 3 c. 4, 8, 4, radical 3 d. 10, 5, 10, radical 3

OpenStudy (anonymous):

A 30-60-90 has sides of a, 2a, a * rad3 d. cannot be 30 60 90 because it has a, 2a, 2a *rad3

OpenStudy (anonymous):

what does 'a' stand for?

OpenStudy (anonymous):

or is it just a variable?

OpenStudy (anonymous):

variable

OpenStudy (anonymous):

It is a constant variable regarding the length of a side. opposite and angle.

OpenStudy (anonymous):

alright, thank you guys very much!

myininaya (myininaya):

since you have a right triangle, you can see if a^2+b^2=c^2 holds

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