Class 6MathematicsBasic Geometrical Ideas
Triangles
A triangle has 3 sides, 3 angles, 3 vertices. Types by sides: Equilateral (all equal), Isosceles (two equal), Scalene (all different). Types by angles: Acute (all < 90ยฐ), Right (one = 90ยฐ), Obtuse (one > 90ยฐ). Important: Sum of all angles of triangle = 180ยฐ.
10 examples
Concept check 1
For Class 6 Mathematics, explain or solve a triangles question from the chapter "Basic Geometrical Ideas". Focus on concept check and show the working clearly.
Definition to application 2
For Class 6 Mathematics, explain or solve a triangles question from the chapter "Basic Geometrical Ideas". Focus on definition to application and show the working clearly.
Formula warm-up 3
For Class 6 Mathematics, explain or solve a triangles question from the chapter "Basic Geometrical Ideas". Focus on formula warm-up and show the working clearly.
Reasoning practice 4
For Class 6 Mathematics, explain or solve a triangles question from the chapter "Basic Geometrical Ideas". Focus on reasoning practice and show the working clearly.
Board-style short answer 5
For Class 6 Mathematics, explain or solve a triangles question from the chapter "Basic Geometrical Ideas". Focus on board-style short answer and show the working clearly.
Mistake correction 6
For Class 6 Mathematics, explain or solve a triangles question from the chapter "Basic Geometrical Ideas". Focus on mistake correction and show the working clearly.
Visual interpretation 7
For Class 6 Mathematics, explain or solve a triangles question from the chapter "Basic Geometrical Ideas". Focus on visual interpretation and show the working clearly.
Applied word problem 8
For Class 6 Mathematics, explain or solve a triangles question from the chapter "Basic Geometrical Ideas". Focus on applied word problem and show the working clearly.
Revision challenge 9
For Class 6 Mathematics, explain or solve a triangles question from the chapter "Basic Geometrical Ideas". Focus on revision challenge and show the working clearly.
Exam recap 10
For Class 6 Mathematics, explain or solve a triangles question from the chapter "Basic Geometrical Ideas". Focus on exam recap and show the working clearly.