Question

18) PQ and RS are two equal chords of length 24 cm each which intersect each other at A. AR > AS. If AQ : AP = 1:3, then show that AP + AR = 36 cm.​

Answer 1

Answer:

12

2

−x

2

=AM

2

=8

2

−y

2

∴12

2

−8

2

=x

2

−y

2

=(x+y)(x−y)=x

2

−y

2

=(x+y)(x−y)=BP.PC

∴AP.PD=80 or 8×PD=80

∴PD=10 and AD=18

solution