﻿ 4. Show that if the diagonals of a quadrilateral intersect each other atright angle, then the sum of squares of opposite sides are equal.​ , 26.02.2020 09:10, jack626259

# 4. Show that if the diagonals of a quadrilateral intersect each other atright angle, then the sum of squares of opposite sides are equal.​   ### Other questions on the subject: Math Math, 19.08.2019 01:00, dev8043
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The sum of all even natural number less than 100 is
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4. Show that if the diagonals of a quadrilateral intersect each other at
right angle, then the...

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