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  3. Geometry
  4. Area and perimeter
  5. Perimeter of a triangle
Class 5
1. Large numbers
2. Roman Numerals
3. Addition and Subtraction
4. Multiplication and division
5. Mixed operations
6. Factors and multiples
7. Fractions
8. Decimals
9. Ratio and proportion
10. Rounding
12. Percentage
13. Unitary Method
14. Measurement
15. Time
16. Money
17. Geometry
17.1. Plane, Point, Line Segment, Line and Ray
17.2. Angles
17.3. Parallel and perpendicular lines
17.4. Shapes and Curves
17.5. Triangles
17.6. Circles
17.7. Area and perimeter
17.7.1. Understand the concept of perimeter
17.7.2. Perimeter of a triangle
17.7.3. Perimeter of a rectangle and a square
17.7.4. Perimeter of rectilinear figures
17.7.5. Perimeter of polygons
17.7.6. Understand the concept of area
17.7.7. Area of a square and a rectangle
17.7.8. Area of rectilinear figures and quadrilaterals
17.7.9. Calculate circumference of circles
17.7.10. Word problems on area and perimeter
17.8. Solids
18. Data Handling
20. Logical Reasoning

Class 5 NCERT (CBSE and ICSE) Perimeter of a triangle

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