Answer:
A,B, and C
Step-by-step explanation:
All of the answers are correct besides D, none of the above
Answer:x= 0.5,−3
Step-by-step explanation:
Answer:
9cm
Step-by-step explanation:
making perpendicular "A" from center "O"
we get,OA=4cm(half of 8cm)
Now,
In triangle POA,
h^2=p^2+b^2
5^2=4^2+b^2
25=16+b^2
9=b^2
b=3cm
PA=3cm
hence,length of chords=3+3=9cm