Math L11-12 Tuiz
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Last updated 2:13 AM on 6/12/26
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8 Terms
1
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equation of a circle
(x-h)² + (y-k)² = r²
(h,k) is center
2
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if the point is INSIDE the circle…
it is LESS that the radius squared
in the equation of a circle
3
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if the point is OUTSIDE the circle…
it is GREATER that the radius squared
in the equation of a circle
4
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Arc length formula
5
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Sector Area formula
6
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circumference of circle
C = 2πr
7
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area of circle
A= πr²
8
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Area of Trapezoid
1/2(b1+b2)h
vertical is h
