CircleHard
Question
In a right triangle ABC, right angled at A, on the leg AC as diameter, a semicircle is described The chord joining A with the point of intersection D of the hypotenuse and the semicircle, then the length AC equals to -
Options
A.
B.
C.
D.
Solution
Triangles BAC and BDA are similar
∴
AC =
{AB2 = BD. BC}
=
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