Question 2 (ii) Consider the following parallelograms. Find the values of the unknowns x,y,z. (ii)
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Solution
(ii)x+50∘=180∘ [Adjacent angles in a parallelogram are supplementary] ⇒x=180∘−50∘=130∘z=x=130∘[Correspondingangles]x=y=130∘(Oppositeanglesinaparallelogramareequal)