Default
Question
In a △ ABC, AB = 11 and AC = 60. Find sin B, if ∠A = 90°
Solution
The correct answer is 6061
Explanation
By Pythagoras theorem,
In a △ ABC, AB² + AC² = BC²
∴ BC = √(AC² + AB²) = √(3600 + 121) = 61
sin B = PerpendicularHypotenuse = ACBC = 6061
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