# 5) In the given figure AB = AC and AD is the bisector of   (a) Is give reasons.

(a) AB = AC ( Given )
(b) ∠B = ∠C (By CPCT)

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Mf
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a) In triangle ADB and ACD
AB=AC (as it is given)
ANGLE A (in triangle ADB ) = ANGLE A (in triangle ADC)  < as AD is a bisector of angle BAC>

b) ANGLEB = ANGLE C because of the (CPCT rule of congruency of two congruent triangles)

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no

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ab=ac (given)