SMRM math review Flashcards

1
Q

What is the decimal form of 1/8?

A

.125

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2
Q

What is the square root of 225?

A

15

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3
Q

What is the square root of 169?

A

13

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4
Q

What is the square root of 196?

A

14

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5
Q

What is the square root of 121?

A

11

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6
Q

What do you to the exponent of a scientific notation problem when adding/subtracting?

A

change the exponents so that are the same

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7
Q

What do you do to the exponents in a scientific notation problem when multiplying?

A

add the exponents

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8
Q

What do you do to the exponents in a scientific notation problem when dividing?

A

subtract exponent of the denominator from the exponent of the numerator

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9
Q

What do you do to solve a scientific notation problem with raising the power?

A

multiply the exponent and raise the mantissa to the power

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10
Q

How do you square root a scientific notation?

A

the power of 1/2 is the same as square rooting, multiply the exponents together

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11
Q

sin(0degrees)=

A

0

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12
Q

sin(30degrees)=

A

0.5

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13
Q

sin(45 degrees)=

A

0.7

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14
Q

sin(60 degrees)=

A

0.9

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15
Q

cos (0 degrees) =

A

1

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16
Q

cos (30 degrees) =

A

0.9

17
Q

cos (45 degrees) =

A

0.7

18
Q

cos (90 degrees) =

A

0

19
Q

SOH CAH TOA

A

sin(theta)= opp/hypo
cos(theta)= adj/hypo
tang (theta)= opp/adj

20
Q

what is the formula for the area of a circle?

A

A = pi(r)squared

21
Q

circumference of a circle formula?

A

C= pi(diameter)

22
Q

area of a triangle formula

A

1/2(bh)

23
Q

volume of a sphere formula

A

4/3(pi)r cubed

24
Q

surface area of a sphere

A

SA= 4(pi)r squared

25
Q

pythagorean theorem

A

a(sq.) + b (sq) = c (sq.)

26
Q

pi radians =

A

180 degrees

27
Q

2pi radians =

A

360 degrees

28
Q

About how many radians in one circle?

A

6

29
Q

what is the exponent associated with micro, nano, pico, femto, hecto, mega, giga, and tera?

A
micro = 10 ^ -6 
pico =  10^ -12
femto = 10^ -15
hecto = 10^ 2
mega = 10^ 6 
giga = 10 ^ 9 
tera = 10 ^12
30
Q

If two variables are on opposite sides of the equation and on different sides of the division line, they are __ related

A

inversely

31
Q

If two variables are on opp sides of the equation and on the same side of the division line, they are __ related

A

directly

32
Q

If two variables are on the same side of the equation and on different sides of the division line they are __ related

A

directly

33
Q

If two variables are on the same side of the equation and on the same side of the division line, then they are __ related

A

inversely