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Duplicate of ACT Math Strategies Flashcards | StudBud
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Duplicate of ACT Math Strategies
Duplicate of ACT Math Strategies
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ACT Math strategies + tips
Flashcards
26 cards
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Practice quiz
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Questions
26
Answers
1
What strategy should you use when answering variable problems like this?
Pythagorean theorem
Backsolve (plug in their numbers)
Plug in your numbers
FOIL
2
What does PEMDAS mean?
Please Excuse My Dear Aunt Sally
Parenthesis, exponents, multiply, divide, add, subtract
Part 1 first Every Multiple Divides As Substitutes
3
The sum of a rectangle's angles always equals how many degrees?
90
45
180
360
4
What is the formula you use to find the area of a circle?
A=πr2
A=2πr
A=dr2
5
How many degrees is a right angle always equal to?
90
360
180
45
6
What formula do you use to find the circumference of a circle?
C=2πrd
C=2πr
C=2π2r
7
The sum of a triangle's angles always equals how many degrees?
360
180
90
45
8
What is a helpful strategy when answering word problems like this?
Break the question into smaller parts
Use a variable
Underline the question
9
What can help you answer graphing scale problems?
Plug in their numbers
Use your calculator
Look for open or closed circles
10
What do you need to remember when solving -2x>10 ?
Use your calculators
Change the sign when dividing by negative numbers
Change the sign when dividing by the side with x
11
What is slope intercept form?
y=1/2mx-b
y=mx+b
12
What strategy should you use to solve geometry problems?
Ignore/don't trust the picture
Use/make a picture
Order of operations
13
What strategy will help you save time by focusing on problems you can easily answer?
Answer problems last to first
Now, Later, Never
Calculator
Blind Guess
14
What strategy should you use to solve this problem?
Plug in your numbers
Order of operations (PEDMAS)
Ballpark
15
What is the average also known as?
Marvelous
Mode
Mean
Medium
16
What do you need to know to solve trigonometry problems?
SINCOSTAN
SOHCAHTOA
Tan = sin + cos
17
What should you do with ratio problems?
Multiply by a common multiple
PEMDAS
Plug in your own numbers
Calculator
18
What should you
NEVER
do on the ACT Math test?
Round up/down
Letter of the Day
Blind Guess
19
What equation do you use to find the average of several numbers?
Ave = total/# of things
Ave = # of things/total
Ave = total/2 * # of things
20
What strategy do you use to solve this kind of problem?
Draw a picture and pythagorean theorem
Draw a picture
PEMDAS
Pythagorean theorem
21
What number/s should you use when using the Plug in your numbers strategy?
1 then 2 if needed
1
3 then 2 if needed
2
22
What strategy would you use to solve this problem?
Ballpark
Backsolve (plug in their numbers)
Plug in your numbers
23
What equation do you use to find the area of a triangle?
(b*h)/2
b*2π
b*h
24
A radius is equal to
1/2*d
d2
d*π
25
How would you solve this problem?
Plugging in your numbers
Calculator
Draw a picture
Backsolving (plugging in their numbers)
26
What is pythagorean theorem?
2a + 2b = c
a2 + b2 = c2
(b*h)/2
