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Example 4 (i) - Chapter 9 Class 7 Perimeter and Area
Last updated at Dec. 16, 2024 by Teachoo
Chapter 9 Class 7 Perimeter and Area
Concept wise
- Basic Definitions
- Square and Rectangle
- Converting Square to Rectangle
- Area of parallelogram
-
Area of triangle
- Circumference of circle
- Perimeter of a combination of shapes
- Area of circle
- Area of combination of figures - two circles, circle and square
- Finding Area of rectangle with path outside/inside
- Finding Area of rectangle with cross roads
- Finding Area of rectangle with triangle
Transcript
Example 4 (i) Find the area of the following triangles (Fig 11.20) Height = h = PS = 2 cm Base = b = QR = 4 cm Area of ∆ABC = 1/2 × b × h = 𝟏/𝟐 × 2 × 4 = 1 × 4 = 4 cm2 ∴ Area of ∆PQR is 4 cm2
