simple way of trigonometric ratio specific angle
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construct an eqelateral triangle and draw a median in it then you can prove all the angles except 45 and for 45 draw isosceles triangle
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dekh yrr ek equilateral triangle bana
to sare angle 60 honge
ab A se BC ko bisect kar
to us point ko D mark kar de
By SAS rule ABD & ACD congurent
esliye angle A 30 30 divide ho jayega aur B C 60
now use p/b & p/h and so on...
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please check this.
ANSWER for this question is this table
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