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11 Cards in this Set
- Front
- Back
What are the factors of 48?
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1,48
2,24 3,16 4,12 6,8 |
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If y>0, does y^2 + y^3 = y^5?
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No! can't add powers in this manner.
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Give the rule for side lengths of a triangle
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-Greater than the difference of the lengths of the other 2 sides
-Less than the sum of the lengths of the other 2 sides. Ex: triangle a,b,c. |a-b|<c<a+b |
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Equilateral Triangles have ____ degrees in each angle
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60
(because 180/3) |
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Name 2 pythagorean ratios or triplets
(for the right triangles) |
1.) 3:4:5
2.) 5:12:13 |
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45:45:90 Triangle (Isosceles Right Triangle)
Give the ratio lengths of sides |
x:x:xRoot(2)
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30:60:90 Triangle
Give the ratiolengths of sides |
x:Root(3)*x:2x
30:60:90 |
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Give formulars for circumfrance and area of circle
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Cirm: 2PiR = Pi*D
Area: PiR^2 |
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Is 0 positve or negative?
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Neither
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Digit is...
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is 0,1,2,3,4,5,6,7,8,9
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Is -3 prime?
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No. Only positive integers can be prime
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