ABCD IS A RHOMBUS IN WHICH THE ALTITUDE FROM D TO SIDE AB BISECTS AB . FIND THE ANGLES OF THE RHOMUS
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ABCD IS A RHOMBUS IN WHICH THE ALTITUDE FROM D TO SIDE AB BISECTS AB . FIND THE ANGLES OF THE RHOMUS
Given that ABCD is a Rhombus and DE is the altitude on AB then AE = EB. ∴ ABD is an equilateral traingle. But Sum of adjacent angles of a rhombus is supplimentary. ⇒ ∠ABC = 180° - 60° = 120°.
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