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दो समद्विबाहु त्रिभुजों जिनके शीर्षकोण समान समान है का क्षेत्रफल का अनुपात `1:4` हैं ऊंचाई का अनुपात ज्ञात करें?
A. `1:4`
B. `2:5`
C. `1:2`
D. `3:4`

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Correct Answer - C
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माना दिया गया कोण है `=theta`
`( :. Delta ABC "and" Delta DEF` are समद्विबाहु)
जब दो कोण बराबर होते है तो तीसरा कोण भी बराबर हो जाता है।
`:. DeltaABC~DeltaDEF`
`DeltaABC` is simmiler to `Delta DEF`
area of `Delta ABC`
`=("side of" Delta ABC)/("side of" Delta DEF)^(2)`
`implies sqrt(1/4)=("side of" Delta ABC)/("side of" DeltaDEF)`
`=("side of" DeltaABC)/("side of" DeltaDEF)=1/2`

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