Class 5 · Topic 7
Geometry
Step 1 · Learn
Read the ideas
- 📏🔒
Lines, Rays, Segments
Line · Ray · Segment.
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Types of Angles
Acute · Right · Obtuse · Reflex.
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Triangles by Sides
3 equal · 2 equal · 0 equal.
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Triangles by Angles
Acute · Right · Obtuse.
- ▭🔒
Quadrilaterals
Six shapes, angles sum to 360°.
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3D Solids
Euler: F + V − E = 2.
- ⭕🔒
Parts of a Circle
Diameter = 2 × radius. Longest chord = diameter.
- 🪞🔒
Line Symmetry
Square: 4 · Rectangle: 2 · Circle: ∞ · Scalene Δ: 0.
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Rotational Symmetry
Square: 4 · Equilateral Δ: 3 · Circle: ∞.
Step 2 · Practice
Try the quests
Step 3 · Boss Battle
Beat the boss
🛡️ 🛡️ 🛡️ 3 shields — lose all → 60-second cooldown
Round 1
Lines, Rays, Segments
🔒Round 2
Types of Angles
🔒Round 3
Triangles by Sides
🔒Round 4
Triangles by Angles
🔒Round 5
Quadrilaterals
🔒Round 6
3D Solids
🔒Round 7
Parts of a Circle
🔒Round 8
Line Symmetry
🔒Round 9
Rotational Symmetry
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