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Question

Find the measure of the supplementary angle of the following angles :
(i) 45
(ii) 57 [2 MARKS]

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Solution

Concept: 0.5 Mark each
Application: 0.5 Mark each

We know that the measure of the supplementary angle of x is equal to (180x).

(i) Measure of the supplementary angle of 45

=18045=135

(ii) Measure of the supplementary angle of 57

=18057=123


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