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From Karnataka Open Educational Resources
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=== Prerequisites/Instructions, prior preparations, if any ===
 
=== Prerequisites/Instructions, prior preparations, if any ===
Knowledge about altitude, congruent triangles, parallelogram and its area.
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Knowledge about altitude, trapezium, congruent triangles, parallelogram and its area.
    
=== Materials/ Resources needed ===
 
=== Materials/ Resources needed ===
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#Identify Congruent triangles i.e. Δ BCE ≅ Δ ADF and find the area of triangles
 
#Identify Congruent triangles i.e. Δ BCE ≅ Δ ADF and find the area of triangles
 
#Find the area of Trapezium ABED by using finding an area tool
 
#Find the area of Trapezium ABED by using finding an area tool
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#What can you say about their areas?
 
#Proving that parallelograms on the same base and between the same parallels have equal area by using following calculations
 
#Proving that parallelograms on the same base and between the same parallels have equal area by using following calculations
 
Area of the parallelogram ABCD
 
Area of the parallelogram ABCD
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# If one rectangle and one parallelogram lying on the same base and between the same parallel lines then what will be area of the rectangle ?
 
# If one rectangle and one parallelogram lying on the same base and between the same parallel lines then what will be area of the rectangle ?
 
Go back to the page - [[KVS Quadrilaterals|click here]]
 
Go back to the page - [[KVS Quadrilaterals|click here]]
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[[Category:Quadrilaterals]]