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प्रश्न
ΔABC has been reduced by a scale factor 0.6 to ΔA'B'C'/ Calculate:Length of B' C', if BC = 8cm
बेरीज
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उत्तर
`"Image length"/"Actual length"` = Scale factor
`"B'C'"/(8)` = 0.6
⇒ B'C' = 8 x 0.6
⇒ B'C' = 4.8cm.
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