math Flashcards

1
Q

K=

A

C + 273

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2
Q

F=

A

9/5(C) +32

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3
Q

0C=

A

32F

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4
Q

1 inch= ? cm

A

2.54 cm

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5
Q

1 meter = ? yards

A

1.1 yards

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6
Q

1 pound = ? ounces =? grams

A

16 ounces
454 grams

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7
Q

1 mile = feet

A

5280 feet

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8
Q

1 yard = feet

A

3

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9
Q

1 kilogram = pound

A

2.2 pounds

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10
Q

1 meter = cm

A

100 cm

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11
Q

i kg = grams

A

1000 grams

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12
Q

log(x) + log(y) =?

A

Log (x *y)

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13
Q

log(x) – log(y)

A

log ( x/y)

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14
Q

loga(x^b)=?

A

= b * loga(x)

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15
Q

log(x)=b =?

A

to “x = 10^b

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16
Q

rational number

A

fraction or quotient of two integers.

17
Q

diameter

A

d=2r

18
Q

radius

A

r=d/2

19
Q

circumfrence

A

c=2 πr or πd

20
Q

π

A
  • raitio of circle circumfrence
  • constant, irrational number
  • 3.14
21
Q

area of circle

A

a= πr^2