Answer:
Vertex: (3, 23)
Step-by-step explanation:
a = -1 b = 6 c = 14
x vertex = 


(x-7)^2 = 12
Explaination: it’s the answer trust me on this one :D
Answer:
Hey mate.....
Step-by-step explanation:
If your diameter is 12cm then radius is = 6cm and to find the area use the formula pi.r. power 2.....
hope it helps you,
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The first one is the correct answer