Question

In ∆ABC, ∠B = 90° and BD ⊥ AC such that (A-D-C). If BD= 6cm,

AD = 9cm then DC =______cm



ANSWER WITH A FIGURE IN SIMPLE MATHS
THE LESSON IS SIMILAR. TRIANGLES
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Answer 1

Answer:

since BD is a bisector so angle ABD=angle CBD

BD=DB( common side)

angle BDA=angle BDC( perpendicular)

by ASA ABD is congruent to CBD.

by CPCT

AD=DC=9cm

hope this helps u