Ratios, identities, applications in heights and distances.
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Q1 · Trigonometry · MEDIUM
If sin θ = 5/13 and θ is an acute angle, then what is the value of tan θ?
Q2 · Trigonometry · HARD
What is the value of sin²30° + cos²60°?
Q3 · Trigonometry · MEDIUM
If sin θ + cos θ = √2, then what is the value of sin θ · cos θ?
Q4 · Trigonometry · EASY
What is the value of (1 + tan²θ) / (1 + cot²θ)?