Question

in each of the following figures, O is the center of the circle calculate the values of x justify your answer

Answer 1

(OP)

2

=(OT

1

)

2

+(T

i

P)

2

x

2

cm=(24)

2

+(18)

2

=576+324

x

2

=900

⇒x=30

y

2

=(OP)

2

−(OT

2

)

2

y

2

=(30)

2

−(24)

2

=18

2

y=18.