Slope
rise over run OR m= y2-y1/ x2-x1
Midpoint
(x1+x2/2, y1+y2/2) The average of both x and y points.
slope intercept form
y=mx+b
m=slope b= y-int xy=coordinates.
passage strategy
find main ideas and points in each paragraph.
NOTE TAKING.
Tip: because of common multiplier rule, add an "x" when comparing ratios.
-
proportions
ratios set equal to each other.
Rates
rate x time =distance
Add rates when...
they contribute to each other.
ex moving towards or away from each other.
Subtract rates when...
they compete with other another.
ex. how long it would take to pass the other.
Commas and Dashes
Used to NONESSENTIAL INFO.
Tip: If the sentence is okay without it, then it is nonessential.
Colons
Used to introduce new but relevant info AFTER complete thought.
Science passage
Tip: focus on labels. Then analyse passage &data.
Percent equation
Part/whole X100%
percent change
amount of change/original amount X 100%
Verbs
check for
1)agreement ( verb matches noun)
2) verb tense ( match time they took place)
3) parallelism (For verbs in list, keep in same form)
Pronoun agreement
the pronoun is matching the object it's replacing
Pronouns
-check if it's replacing subject or object
It's
contraction " it is"
Its
-possessive pronoun- replacing noun says noun owns something.