Question

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Answer 1

ad=ac (given)

<bac = <cab (given)

ab = ab (common line)

So according to SAS condition traingle abc is congruent to triangle abd

Answer 2

Answer:

Step-by-step explanation:

In ∆ACB & ∆ADB:-

AC=AD (given)

AB=AB (common)

Angle CAB= angle DAB (equal angles: AB bisects Angle A)

Hence, ∆ACB is congruent to ∆ADB.

As the two triangles are congruent, hence BC= BD.

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