November 2011 Paper 1 Zip | Mathematics Grade 11

x = 4 − 5 ± 49 ​ ​

∠ B + ∠ D = 18 0 ∘

Since \(ABCD\) is a cyclic quadrilateral, the sum of opposite angles is \(180^ rc\) . Therefore: mathematics grade 11 november 2011 paper 1 zip