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QUIZ
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The bisector of ∠A in ∆ABC meets BC at D. If AB = 15 cm, AC = 13 cm and BC = 14 cm then find DC = ?

त्रिभुज ABC में ∠A का कोण समद्विभाजक भुजा BC को बिंदु D पर मिलता है यदि AB = 15 सेमी., AC = 13 सेमी., और BC = 14 सेमी. तो DC का मान क्या है?




In ∆ABC, AD is the bisector of ∠A, meets BC at D. If BC = a, AC = b and AB = c, then what is the value of BD−DC?

त्रिभुज ABC में, ∠A का कोण समद्विभाजक AD है जो भुजा BC को बिंदु D पर मिलता है यदि BC = a, AC = b और AB = c हो तब BD-DC का मान क्या है?




In ∆ABC, ∠C = 90° and D is a point on CB such that AD is the bisector of ∠A. If AC = 5 cm and BC = 12 cm, then what is length of AD?

त्रिभुज ABC में, ∠C = 90° और भुजा CB पर बिंदु D इस प्रकार है कि AD कोण A का कोण समद्विभाजक है यदि AC = 5 सेमी., और BC = 12 सेमी. तब AD की लम्बाई क्या है?




In ∆ABC, ∠ABC = 90°, and CD is angle bisector of ∠ACB, which meets side AB at D. If AD = 4 cm, BD = 3 cm find the value of CD?

त्रिभुज ABC में, ∠ABC = 90° और CD कोण ∠ACB का कोण समद्विभाजक है जो AB को बिंदु D पर मिलता है यदि AD = 4 सेमी., BD = 3 सेमी. तो CD का मान क्या है?








Q. 1

The bisector of ∠A in ∆ABC meets BC at D. If AB = 15 cm, AC = 13 cm and BC = 14 cm then find DC = ?

त्रिभुज ABC में ∠A का कोण समद्विभाजक भुजा BC को बिंदु D पर मिलता है यदि AB = 15 सेमी., AC = 13 सेमी., और BC = 14 सेमी. तो DC का मान क्या है?





7 cm 




Q. 2

In ∆ABC, AD is the bisector of ∠A, meets BC at D. If BC = a, AC = b and AB = c, then what is the value of BD−DC?

त्रिभुज ABC में, ∠A का कोण समद्विभाजक AD है जो भुजा BC को बिंदु D पर मिलता है यदि BC = a, AC = b और AB = c हो तब BD-DC का मान क्या है?








Q. 3

In ∆ABC, ∠C = 90° and D is a point on CB such that AD is the bisector of ∠A. If AC = 5 cm and BC = 12 cm, then what is length of AD?

त्रिभुज ABC में, ∠C = 90° और भुजा CB पर बिंदु D इस प्रकार है कि AD कोण A का कोण समद्विभाजक है यदि AC = 5 सेमी., और BC = 12 सेमी. तब AD की लम्बाई क्या है?

10/3 cm 


5√3/6 cm


5√13/3 cm


20/3 cm


Q. 4

In ∆ABC, ∠ABC = 90°, and CD is angle bisector of ∠ACB, which meets side AB at D. If AD = 4 cm, BD = 3 cm find the value of CD?

त्रिभुज ABC में, ∠ABC = 90° और CD कोण ∠ACB का कोण समद्विभाजक है जो AB को बिंदु D पर मिलता है यदि AD = 4 सेमी., BD = 3 सेमी. तो CD का मान क्या है?

8√2


6√2


14√2/3


3√5


Q. 5


136/7


126/7


146/7


None


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