Q.12 ABCD is a parallelogram in which angle A = 55° then find (angle B + angle D).​

1 thought on “Q.12 ABCD is a parallelogram in which angle A = 55° then find (angle B + angle D).​”

1. Step-by-step explanation:

   • <D=<A=55°

   <A+<B=180°

   =>55+<B=180

   =><B=180-55

   • <B=125°

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