A chord AB of length 2 cm is drawn in a circle of radius 3 cm. A diameter BC is constructed, and the tangent from C is drawn. The chord AB is extended to meet the tangent at D. Find the length of AD.

Question

ole · Answer

draw the figure, its easy enough

Reiny · Answer

by "easy enough" ole means that you have similar right-angled triangles, so use ratios.

Anonymous · Answer

16cm

Poh · Answer

Can someone show the work? I'm also stuck on this question.