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OpenStudy (anonymous):
Find the missing segments in this 30-60-90 right triangle. AB=8, BC=4, CD=?
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Directrix (directrix):
Use the 30-60-90 theorem. A statement of it is attached here.
Directrix (directrix):
AB=8 = 2*4. --> 8 is the hypotenuse. BC=4 ---> This is the 30-leg CD=? --> This is the 60 leg. CD = √3 * the 30-leg so CD = ? @TheScholarlyApproach
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