Question

let A,B,C,D be four consecutive points on the circle such that chord AB=BC=CD=10cm and chord DA=20cm. find the radius of the circle​

Answer 1

Answer:

I don't know the answer

Answer 2

Answer:

Step-by-step explanation:

So, the BD = √100 + 100
= 10√2

now diameter is 10√2
and the radius is 5√2

Now case 2

AC = √100 + 400
= √500
= 10√5

radius = 5√5