(a) complement: $72°$ supplement: $162°$ (b) complement: $5°$ supplement: $95°$
Work Step by Step
(a) complement: $90°-Ɵ=90°-18°=72°$ supplement: $180°-Ɵ=180°-18°=162°$ (b) complement: $90°-Ɵ=90-85°=5°$ supplement: $180°-Ɵ=180°-85°=95°$
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