First draw a 90 degree angle then bisect it . After bisecting each angle's value is 45 degree .Then bisect the two 45 degree angles . therefore 90 degree angle is divided into 4 parts
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Aditya Kasliwal answered this
90 degree ka aap triangle banahe aur fir ousko 90?2=45
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Saisruti Nayak answered this
Hope it helps
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Prayagraj Mohanty answered this
first draw a 90 degree angle.
then bisect the angle. now the value of each angle is 45 degrees and you have made 2 equal parts.
then bisect both the 45 degree angles. Now the angles will each be of 22.5 degrees. now you have divided the 90 degree angle into 4 equal parts each of 22.5 degrees.