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10 Cards in this Set
- Front
- Back
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distance formula
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sq rt of (x1-x2)2 + (y1-y2)2
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slope
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change in y over the change in x
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slope equation
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y=mx+b
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triangle inequality theorem
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the length of one side of a triangle must be greater than the difference but less than the sum of the other two sides
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3-4-5 triangle
5-12-13 triangle 30-60-90 |
pythagorean theorem
x:x(sq rt 3):2x |
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45-45-90
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x:x:x(sq rt 2}
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circumference
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2(pie)r
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length of an arc
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(n/360)x2(pie)r
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area of a circle
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(pie)r(sqd)
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area of a sector
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(n/360)x((pie)r(sqd))
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