Perimeter of Irregular Shapes
Students will find the perimeter of irregular polygons by adding the lengths of all their sides.
Key Questions
- Analyze how to systematically measure and sum the sides of an irregular polygon.
- Predict how the perimeter of an irregular shape changes if one side is altered.
- Design a path or fence layout for an irregularly shaped garden, calculating its perimeter.
CBSE Learning Outcomes
Suggested Methodologies
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Planning templates for Mathematics
5E Model
The 5E Model structures lessons through five phases (Engage, Explore, Explain, Elaborate, and Evaluate), guiding students from curiosity to deep understanding through inquiry-based learning.
unit plannerMath Unit
Plan a multi-week math unit with conceptual coherence: from building number sense and procedural fluency to applying skills in context and developing mathematical reasoning across a connected sequence of lessons.
rubricMath Rubric
Build a math rubric that assesses problem-solving, mathematical reasoning, and communication alongside procedural accuracy, giving students feedback on how they think, not just whether they got the right answer.
More in Term 2: Advanced Measurement, Data, and Patterns
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2 methodologies
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Comparing and Ordering Fractions
Students will compare and order fractions with like and unlike denominators, using common denominators and benchmarks.
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Improper Fractions and Mixed Numbers
Students will convert between improper fractions and mixed numbers, understanding their relationship and representation.
2 methodologies
Introduction to Decimals: Tenths
Students will understand decimals as an extension of place value, focusing on the tenths place and its relation to fractions.
2 methodologies