Algebra 1
Angles
Vocabulary
Probability
Formulas
100
2(x+4) = 10
1
100
Which angle has a measure closest to 45 degrees?
Acute
100
What are angles measured in?
Degrees
100
What is the probability of rolling a six on a 6 sided die?
The probability of rolling a six is 1/6.
100
What is the formula for area of a square?
a= l*w
Area= Length * Width
200
What is the reciprocal of 14?
1/14
200
What is a triangle with two equal sides?
Isosceles
200
The type of lines that NEVER intersect
Parallel Lines
200
What is the probability of getting a jack from a deck of cards? (Simplify your answer)
Hint:52 cards in a deck. Consider how many of those cards are face cards.
The probability of getting a jack from a deck of cards is 1/13. (4/52 simplified = 1/13)
200
What is the formula for area of a triangle?
a= 1/2(b*h)
Area = 1/2 (base*height)
300
Two graphs are parallel if they have ______________ slopes.
equal
300
An angle between 90 and 180 degrees is classified as what?
Obtuse
300
What is the center point of an angle?
The Vertex
300
1/4 is what percentage?
25%
300
We use a2 + b2= c2 when looking for what?
Pythagorean theorem
400
4x+7=31
x=6
400
The sum of the inner angles of a triangle is?
180 degrees
400
What is the Numerator?
The dividend of a fraction.
400
The probability of drawing a vowel from the bag of letters:
What is 5/26? (Or 6/26= 3/13 if you count 'y')
400
What formula is used to find the slope?
Y= mx+b
500
Solve: 2(3x - 4) = 34
x = 7
500
A circle has how many degrees?
360
500
What does PEMDAS mean?
Please Excuse My Dear Ant Sally, and it means operations are performed in the order Parentheses, Exponents, Multiplication, Division, Addition, and Subtraction.
500
The probability of choosing b, d, p, or q?
What is 4/26 or 2/13?
500
When looking at a circle what formula's would we use to find the circumference and the radius of the circle?
the circumference of a circle is C = 2πr, the formula for finding the radius is r = C / 2π