ACT prep

A semicolon is…

surrounded by 2 complete thoughts

When using a colon there is…

a complete thought coming before a colon

Dash typically occurs ________________, unless its a sentence with extra information

after a complete thought

“, and” is used when…

combining two complete sentences

Preposition examples

above, around, except, with, during

Prepositional phrases

Begin with a preposition and end with nouns/pronouns. They never have a subject

In extra information sentences, peoples names are…

rarely surrounded by commas

Plug in he, she, and they for who or whom… if they work

choose who

Plug in he, she, and they for who or whom… If they don’t work:

Choose whom

When there is a modifying phrase, it ___ ___ __ what it modifies:

Ex: wrong- having read the book, the film will be a hit

Right- having read the book, i think the film will be a hit

Goes next to

Area of a triangle

½ bh

Area of a circle

πr²

Circumference/perimeter of a circle

2πr

Degrees in a triangle

180

Degrees in a square and circle

360

Irrational numbers ___________: ex- √5 or π

cant be expressed as a fraction

Rational numbers __________

can be expressed as a fraction

i² =

-1

i³ =

-i

i⁴ =

1

Volume of a cylinder or rectangular prism/cube

area of base * height

Distance =

Rate * time

Percent of or fraction of problems: _of_is_ also means

a * b = c

Mean =

Find the average: sum / amount of numbers

Mode =

The most recurring value

Median =

The middle value when numbers are in order

Range =

The largest number minus the smallest