(18°+20°) ÷(30°+20°)
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Answer:
(18°+20°) ÷ (30°+20°) = 0.76
Step-by-step explanation:
➺ (18°+20°) ÷ (30°+20°)
➺ 38° ÷ (30°+20°)
➺ 38° ÷ 50°
➺ 38°/50°
➺ 19/25
➺ 0.76
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