30degree and 60degree prove in sin,cos,tan
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draw a equilateral triangle ABC with sides a
then from A draw a perpendicular bisector to BC at D then the two triangles ADB &ADC are congruent . Find AD by Pythagores theorem . Take anyone triangle and use p/h,b/h&p/b to prove them.
Either in ADB OR ADC one angle is 60 and one is 30.
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then from A draw a perpendicular bisector to BC at D then the two triangles ADB &ADC are congruent . Find AD by Pythagores theorem . Take anyone triangle and use p/h,b/h&p/b to prove them.
Either in ADB OR ADC one angle is 60 and one is 30.
Mark it brainleist if this helps..bruh..!
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