Trigonometry and Right Triangles
S3 (3e) to S4 (2de) · 🔢 Mathematics
Master sine, cosine, tangent, Pythagoras' theorem, and trigonometric ratios in right-angled triangles.
- Questions
- 20, in 5 parts: Right Triangles and Pythagoras' Theorem · Trigonometric Ratios (SOH CAH TOA) · Trick Questions · Finding Angles and Inverse Functions · Sine and Cosine Laws (Oblique Triangles)
- Chapter
- Trigonometry
- Game
- Citadel
- Pack language
- English
A taste of what is inside
- In a right-angled triangle, what is the side opposite the 90-degree right angle called?Adjacent sideCathetusHypotenuseOpposite side
- In a right triangle, how is the Sine (sin) of an acute angle defined?Adjacent side / HypotenuseHypotenuse / Opposite sideOpposite side / Adjacent sideOpposite side / Hypotenuse
- Can the value of sin(θ) or cos(θ) for an acute angle in a real triangle ever exceed 1?No, the hypotenuse is the longest sideNo, unless measured in radiansYes, for angles over 45 degYes, when sides are very large
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