The coordinates of the endpoints of a diameter are given. Find the equation of the circle.(6, -8), (2, -6)
A. (x - 4)2 + (y + 7)2 = 5
B. (x + 4)2 + (y - 7)2 = 10
C. (x + 4)2 + (y - 7)2 = 5
D. (x - 4)2 + (y + 7)2 = 10
Answer: A
Mathematics
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The area of the triangular swimming pool shown in the illustration is doubled by adding a rectangular wading pool. Find the width of the pool (x).
(The area of a triangle = 
, and the area of a rectangle = lw).
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Please enter your answer as a number without the units.
Fill in the blank(s) with the appropriate word(s).
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