Question

In the circle , chord ab is extended to meet the tangent de at d. If ab = 5 cm and de = 6 cm, find the length of bd

Answer 1

Answer:

chord length=c

half of c=c/2 = 5/2=2.5cm

tangent de=6cm

Length fromCentre to point d=

v6^2+2.5 ^2 = 6.5 cm