Question

In △ABC, AB = 3 and, AC = 4 cm and AD is the bisector of ∠A. Then, BD : DC is​

Answer 1

Answer:

In ∆ADB & ∆ADC

AD=AD(COMMON)

/_BAD=/_CAD(ANGLE BISECTED)

BD=CD(MEDIAN DIVIDES THE BASE INTO ½)

•: ∆ADB~∆ADC(SSA SIMILARITY)

•: AB/AC=BD/DC(cpst)

3/4=BD:DC

3:4 IS THE ANSWER