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Mathematics 9 Online
OpenStudy (anonymous):

What would the height of a triangular pyramid be, if all sides were to measure 6 inches?

OpenStudy (lgbasallote):

|dw:1337490002975:dw| ^pyramid

OpenStudy (lgbasallote):

|dw:1337490031028:dw| ???

OpenStudy (anonymous):

i'm guessing this is regular...

OpenStudy (anonymous):

oh... duh..

OpenStudy (lgbasallote):

by my question im asking if ALL sides are 6? not just base?

OpenStudy (anonymous):

Yup! It's like the last problem. Would the height be 3rt2?

OpenStudy (anonymous):

:) sorry my bad...

OpenStudy (lgbasallote):

and @dpaInc takes the ball

OpenStudy (anonymous):

@lgbasallote Is it 3rt2?

OpenStudy (lgbasallote):

hmm not good with geometry formulas -__- sorry...let me call someone who does...paging @Callisto please

OpenStudy (anonymous):

ahah, alright.

OpenStudy (callisto):

|dw:1337490589078:dw| Height of the triangle = 6 cos 60 = 3 \[height = \sqrt{3^2 - (3/2)^2} = (3\sqrt3) /2 \] Not sure though :|

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