Question

in the following figure , O is the centre of circle . Find the value of x and y

Answer 1

angle of semicircle =90
therefore applying Pythagoras theorem
x^2=(15)^2+(8)^2
x^2=225+64
x^2=289
x=17
Now x=2y
y=17/2

Answer 2

Answer:

Y=17/9 this is your answer