Changes
From Karnataka Open Educational Resources
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, 15:19, 19 December 2013
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| # The area of most figures can be expressed in terms of its dimensions. | | # The area of most figures can be expressed in terms of its dimensions. |
| # The area of most composite figures can be calculated using the area of primary figures. | | # The area of most composite figures can be calculated using the area of primary figures. |
− | ===Activity No # 1.Area of a trapezium=== | + | ===Activity No # 1.Deriving formula for area of a trapezium=== |
| {| style="height:10px; float:right; align:center;" | | {| style="height:10px; float:right; align:center;" |
| |<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;"> | | |<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;"> |
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| # Explain the sequence of steps involved in deriving the formula for the area of a trapeium. | | # Explain the sequence of steps involved in deriving the formula for the area of a trapeium. |
| *Question Corner: | | *Question Corner: |
− | # Recall the steps involved in deriving the formula for area of a parallelogram. | + | # Write down the steps involved in deriving the formula for area of trapezium. |
| | | |
| ==Concept # 3.Construction of Trapezium== | | ==Concept # 3.Construction of Trapezium== |