The vertex is (3,5).
There is no x intercept. Because
has no real solutions.
The y intercept is 14. Because:

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Step-by-step explanation:
Answer:
A
Step-by-step explanation:
pi*r²=616
22×r²=616×7
r²=4312/22
r=14
now
2piR=2×22/7×14
=88