Class 5 Mathematics — Chapter 11: Grandmother The provided text starts with

What you'll learn

• ▸Definition and Calculation of Perimeter
• ▸Introduction to Area and Tiling Concepts
• ▸Measuring Area by Counting Unit Squares
• ▸Exploring the Relationship Between Area and Perimeter
• ▸Calculating Area of Rectangles Using Formula
• ▸Calculating Area of Squares Using Formula
• ▸Calculating Perimeter of Rectangles and Squares Using Formulas
• ▸Finding Unknown Dimensions Given Area or Perimeter
• ▸Area and Perimeter of Basic Composite Figures

Chapter Summary

--- PAGE 1 --- ChapterChapter Grandmother’s 1111 Quilt Preetha and Adrit’s grandmother made a quilt cover using old clothes. Now she wants to decorate it with lace. Tick the lace option that would cover the entire border of the quilt. (i) Red lace 40 units (ii) Green lace 50 units (iii) Blue lace 25 units She decides to use two different coloured laces. How much lace of each kind will be needed to cover the entire border? Recall that the length of the border of a shape is called its perimeter. Let Us Do 1. Find the perimeter of the following shapes. All sides of the following shapes are equal. 5 cm 4 cm 2. Draw two rectangles each having the following perimeters. (a) 26 cm (b) 18 cm --- PAGE 2 --- Preetha and Adrit’s grandmother is making a rug with square patches. The picture below shows the rug. How many patches have they used to make this? Preetha and Adrit are trying to cover their table with different shapes. Preetha covered it with triangles and circles. Adrit covered…

Practice Questions from this Chapter

Tap "Get Solution" on any question to ask our AI tutor.

1. Explain area versus perimeter. Get Solution →
2. Show real-world tiling shapes. Get Solution →
3. Calculate my desk's area. Get Solution →
4. What is the length of the border of a shape called? Get Solution →
5. Who made the quilt cover using old clothes in the story? Get Solution →
6. Which of the following shapes are mentioned as tiling without gaps and overlaps? Get Solution →
7. What unit is described for measuring the area of a square with sides 1 unit long? Get Solution →
8. According to the text, which object leaves gaps when trying to cover the top of a table? Get Solution →

Did you know?

• 💡 The Great Pyramid of Giza's base covers over 53,000 square meters.
• 💡 The word "perimeter" comes from Greek for "around" and "measure".
• 💡 Ancient Egyptians used knotted ropes to survey land and re-establish boundaries.
• 💡 Honeybees build their cells in a hexagonal shape to perfectly tile space.
• 💡 The human skin is the largest organ by area, covering up to two square meters.

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