Mathematics Reference Sheet Page 2
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1
2Grades 9-10
Mathematics Reference Sheet
Distance between two points
Pythagorean
2
2
2
c
= a
+ b
theorem:
P
(x
, y
) and P
(x
, y
):
1
1
1
2
2
2
c
a
2
2
(x
- x
)
+ (y
- y
)
2
1
2
1
b
Midpoint between two points
P
(x
, y
) and P
(x
, y
):
1
1
1
2
2
2
)
y = mx + b
(
x
+ x
y
+ y
2
1
,
2
1
2
2
Slope-intercept form of an equation
of a line, where m = slope and
b = the y-intercept.
I = prt
d = rt
Simple interest formula, where
p = principal, r = rate, t = time.
Distance, rate, time formula, where
d = distance, r = rate, t = time.
Conversions
1 yard = 3 feet = 36 inches
1 cup = 8 fluid ounces
1 mile = 1,760 yards = 5,280 feet
1 pint = 2 cups
1 acre = 43,560 square feet
1 quart = 2 pints
1 hour = 60 minutes
1 gallon = 4 quarts
1 minute = 60 seconds
1 liter = 1000 milliliters = 1000 cubic centimeters
1 pound = 16 ounces
1 meter = 100 centimeters = 1000 millimeters
1 ton = 2,000 pounds
1 kilometer = 1000 meters
1 gram = 1000 milligrams
1 kilogram = 1000 grams
Metric numbers with four digits are presented without a comma (e.g., 9960 kilometers).
For metric numbers greater than four digits, a space is used instead of a comma
(e.g., 12 500 liters).
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