Let A=(-4,0) B=(-1,4). c and D are points which are symmetric to A and B respectively with respect to y-axis , then the area of quadrilateral ABCD is
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Answer:
20sq.units
Step-by-step explanation:
√As the point are symmetric to y-axis i.e. C(4,0) and D(1,4)
√As it a trapezium so, √Area=1/2×height×sum of parallel sides.
✓BD=2, AC=8, Height=4
√Area = 1/2×4×(8+2)⟹20sq.units
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