DEFG is a square and ∠BAC=90 show that DE²=BD×EC #triangle #class10

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DEFG is a square and ∠BAC=90 show that DE²=BD×EC #triangle #class10

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DEFG is a square and ∠BAC=90 show that DE²=BD×EC,
DEFG is a square and ∠BAC=90,
show that DE²=BD×EC,
extra questions class 10,
important question class 10,
most important sums class 10,
similar triangle,
triangle previous years sums class 10,