Question

in a triangle ABC , if angle ABC=90° and AB=1/2AC ,then prove angle BAC =60°.​

Answer 1

In triangle ABC , given that

Angle ABC=90° , AB=1/2AC

SO,

LET AC=X

AB=X/2

X+X/2=90°

2X+X/2=90°

3X=90*2

3X=180°

X=180°/3=60°

hence proofed tht angle BAC=60°

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