Question

in the fig AB and CD are parallel chords with r =5cm such that AB=8cm CD=6cm.Find PQ

Answer 1

Answer:

Step-by-step explanation:

if the chord are opposite side of centre O, then

in triangle OQD

OQ × OQ = 5^2 -3^2

OQ = 25-9 = UNDEROOT 16

OQ= 4 cm

~ IN TRIANGLE OPB ,

OP = underoot 9 = 3 cm

THEREFORE PQ = 7 cm