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ABCD is a quadrilateral in which AD||BC. Find b c, ,andd. |
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Answer» ABCD is a quadrilateral, where AD=BC and ∠DAB=∠CBA In △ABD and △BAC, ⇒ AD=BC [ Given ] ⇒ ∠DAB=∠CBA [ Given ] ∴ △ABD≅△BAC [ SAS CONGRUENCE rule ] ∴ ∠ABD=∠BAC [ CPCT ] |
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