Bu yerda siz kompyuteringizga yuklab olishingiz mumkin bo'lgan perpendikulyar chiziqlarni chizadigan bepul veb-saytlar ro'yxati keltirilgan... GeoGebra (https://www.geogebra.org/) Desmos (https://www.desmos.com/) Mathway (https://www.mathway.com/) Math Open Reference (https://www.mathopenref.com/) Math Is Fun (https://www.mathsisfun.com/) Wolfram Alpha (https://www.wolframalpha.com/) Calculator Soup (https://www.calculatorsoup.com/)
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