1.

The supplementary angle to 89° is A) 1° B) 91° C) 11° D) 271°

Answer»

Correct option is (B) 91°

Supplementary angle to \(89^\circ\) \(=180^\circ-89^\circ=91^\circ.\)

\((\because\) Sum of supplementary angles is \(180^\circ)\)

Correct option is  B) 91°



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