Question

C is a point on the circumference of a circle and D is the foot of the perpendicular from C on a fixed diameter AB. Then the limit of $\frac{CD^{2}}{DB}$as C tends to B along the circumference –

• A. Does not exist
• B. Equal to one
• C. Is equal to the length AB
• D. None of these

Answer 1

Answer: (C)

Is equal to the length AB

Answer 2

= AB