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OpenStudy (anonymous):
A triangle has side lengths 10, 15, and 7. Is the triangle acute, obtuse, or right? Explain. please help me..
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OpenStudy (raden):
15^2 > 10^2 + 7^2 so, it is obtuse
OpenStudy (anonymous):
thank you so much. is 15^2 > 10^2 + 7^2 the explanation?
OpenStudy (raden):
just check is it true 15^2 > 10^2 + 7^2 225 > 100 + 49 225 > 149 it is right doesnt ? wlcome :)
OpenStudy (anonymous):
Awesome thanks again..
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