carpentry 1- basic math concepts-part-B

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Author:
heeres
ID:
265839
Filename:
carpentry 1- basic math concepts-part-B
Updated:
2014-03-10 18:17:12
Tags:
math
Folders:
carpentry math
Description:
carpentry 1- basic math concepts-part-B
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  1. fractions get___ when multiplied.
    smaller
  2. multiply a fraction by a whole number. 2 converts to?
    2/1
  3. when multiplying fractions reduce equation to simplest terms before
    solving
  4. the reciprocal of 1/2 is?
    2/1
  5. when dividing fractions you have to change ÷to× and?
    invert the last fraction
  6. convert 3/8 to a decimal?
    3÷8=0.375
  7. convert 0.25 to a common fraction?
    25/100 = 5/20 = 1/4
  8. to convert mm to inches divide by?
    25.4
  9. to convert inches to mm multiply by?
    25.4
  10. to convert sq m to sq ft multiply by?
    10.764
  11. to convert sq ft to sq m divide by?
    10.764
  12. 3-4-5 rule is an example of?
    pythagorean theorem
  13. find the hypotenuse?
    c²=a²+b²
  14. find the height?
    a²=c²-b²
  15. find the base?
    b²=c²-a²
  16. pythagorean theorom equations only work on what type of triangle?
    right angle, 90°
  17. always remember to use √ when____equation
    completing
  18. 2.54 cm =
    1 inch

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