Question 11 (v)
State whether the following are true or false. Justify your answer.
(v) sin θ = 43 for some angle θ.
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Solution
(v) False.
sinθ = HeightHypotenuse
We know that in a right angled triangle, hypotenuse is the longest side. ∴sinθ will always be less than 1 and it can never be 43 for any value of θ.