in triangle ABC AB=BC angle b=90degree prove 2BC square= AC square
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PROVE THAT: AC² = AB² + BC² + 2BC* BD PROOF: In right triangle ADC AC² = AD² + DC² ( Py... ... ABC is a triangle with angle B=90 degrees and AB has a fixed length of 8cm. The length of ... When angle b is 90 degree, it follows that ac^2 = ab^2 + bc^2 . ... If the area of ABC is 20 cm square, what is the area of DEF?
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