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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
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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.
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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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