Math, asked by danish7868, 4 months ago

using opposite test for parallelogram prove that every rectangle is a parallelogram

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Answered by Ҡαηнα

At firstwe can easily prove that ABM ≡ CDM using the SAS congruence test. (alternate angles are equal). Hence, ABCD is a parallelogram, because one pair of opposite sides are equal and parallel. Thereafter, ABCD is also a rectangle, because it is a parallelogram with one right angle.

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