Question

main question in the given figure O is the centre of the circle having radius 10 cm chord ab and CD are parallel ab is equal to 12 cm CD equal to 16 cm if a MN is the distance between them then find MN​

Answer 1

Answer:

Correct option is C)

r

2

=x

2

+(5)

2

also, r

2

=(17−x)

2

+(12)

2

So, x

2

+(5)

2

=(17−x)

2

+(12)

2

x

2

+25=(17−x)

2

+144

⇒x=12

∴r

2

=144+25=169

⇒r=13cm

Answer 2

Answer:

Step-by-step explanation: