Question

in a circle with Centre O A B and CD are two diameters perpendicular to each other the length of Chord AC is equal to dash

Answer 1

No value is given ?? Of AB or DC??

In that case answer would be in the terms of AB or CD...

Let us take OD as x.
Then the value of AC will be:
(AC)²=(AO)²+(OC)²

Moreover OD=OC=AO=OB= radius.
Therefore,
(AC)²= 2x²
AC= √2 x.

Answer 2

Answer:

Step-by-step explanation:

root 2ab