Question

Can a quadrilateral ABCD be a parallelogram, give reasons in support of your answer
i)<A + <C = 180°?
ii) AD = BC = 6 cm, AB = 5 cm, DC = 4.5 cm?
(iii) <B = 80°, <D = 70°?
iv) <B + <C = 180°?​

Answer 1

Answer:

. 4)

yes it can be parallelogram because in parallelogram the sum of adjacent angles can be 180 degree

Answer 2

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