A. 9 b. 10 c. 16 d. 17
1 answer:
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Answer:
B
Step-by-step explanation:
The equation of a circle in standard form is
(x - h)² + (y - k)² = r²
where (h, k) are the coordinates of the centre and r is the radius
(x + 7)² + (y - 5)² = 16 ← is in standard form
with centre = (- 7, 5 ) and r = = 4 → B
Apologies if the diagram is a bit confusing
