Trigonometry in Right Triangles
S3 (3e) to S4 (2de) · 🔢 Mathematics
Master sine, cosine, tangent, finding unknown angles and side lengths.
- Questions
- 20, in 5 parts: Trigonometric Ratios · Calculating Side Lengths · Trick Questions · Finding Unknown Angles · Applications & Bearings
- Chapter
- Trigonometry
- Game
- Citadel
- Pack language
- English
A taste of what is inside
- In a right-angled triangle, what is the ratio for sine (sin)?Adjacent / HypotenuseHypotenuse / OppositeOpposite / AdjacentOpposite / Hypotenuse
- In a right triangle with hypotenuse 10 cm and acute angle 30 degrees, what is the opposite side length?2.5 cm5 cm8.66 cm10 cm
- Can the sine or cosine of an acute angle in a right triangle ever exceed 1?No, the hypotenuse is always longerNo, unless in radiansYes, for angles over 45 degYes, when sides are negative
How to get it
In your game (full version): ⚙️ Settings → 📚 Question bank, choose this pack, then “Buy”. The payment opens in your browser; the pack then installs itself and stays available on every device of your licence.
Try Citadel: the free demo