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Study sets matching "algebra 2 circle"

11 terms
algebra 2 unit circle
square root 3/2, 1/2
0, pie/6, pie/4, pie/3, pie/2
0,1
1,0
What is the first branch coordinates of quadrant 1 of a circle?
What is the degrees in radians from the bottom of the first q…
What is the coordinates of the 90 degree angle?
what is the coordinates of the zero degree angle?
square root 3/2, 1/2
What is the first branch coordinates of quadrant 1 of a circle?
0, pie/6, pie/4, pie/3, pie/2
What is the degrees in radians from the bottom of the first q…
9 terms
Algebra 2 Unit Circle
π
5π÷6
3π÷4
2π÷3
180
150
135
120
π
180
5π÷6
150
17 terms
ALGEBRA 2 UNIT CIRCLE
0
30
45
60
1,0 , o
[ 3/2,1/2 ] , pie 6
2/2 , 2/2 , pie 4
1/2, 3/2 pie 3
0
1,0 , o
30
[ 3/2,1/2 ] , pie 6
17 terms
Unit Circle- Algebra 2
0
30
45
60
0
π/6
π/4
π/3
0
0
30
π/6
10 terms
Circles Algebra 2
Central Angle
Chord
Diameter
Inscribed Angle
an angle whose vertex is the center of the circle
Central Angle
an angle whose vertex is the center of the circle
Chord
17 terms
Unit Circle- Algebra 2
0
30
45
60
π/180
π/6
π/4
π/3
0
π/180
30
π/6
31 terms
Algebra 2 unit circle
All unit circle units
!!!!(FOR THESE CARDS ONLY)!!!!... •= pi…
What are the points on the unit circle?
Cos•/3
~3/2, ... 1/2, ... ~2/2 ... 3... ~3/3... 1
...
(Cos, tan)
1/2
All unit circle units
~3/2, ... 1/2, ... ~2/2 ... 3... ~3/3... 1
!!!!(FOR THESE CARDS ONLY)!!!!... •= pi…
...
17 terms
Honors Algebra 2 Unit Circle
0
30
45
60
0
π/6
π/4
π/3
0
0
30
π/6
9 terms
Algebra 2 Circles and Parabolas
Parabola: y-Vertex ( . )
Parabola: X-vertex ( , )
Parabola: x-AOS
Parabola y-AOS
(h,k)
(k,h)
y=k
x=h
Parabola: y-Vertex ( . )
(h,k)
Parabola: X-vertex ( , )
(k,h)
10 terms
Algebra 2 Week 5- Circles
Central Angle
Chord
Diameter
Inscribed Angle
an angle whose vertex is the center of the circle
Central Angle
an angle whose vertex is the center of the circle
Chord
16 terms
Algebra 2 Trig: Unit Circle
0° or 360°
30°
45°
60°
radians: 0, 2π ... coordinates: (1,0)
radians: π/6 ... coordinates: (√3/2,1/2)
radians: π/4 ... coordinates: (√2/2,√2/2)
radians: π/3 ... coordinates: (1/2,√3/2)
0° or 360°
radians: 0, 2π ... coordinates: (1,0)
30°
radians: π/6 ... coordinates: (√3/2,1/2)
35 terms
Algebra 2 Unit Circle and Degrees
sin30
sin45
sin60
cos30
1/2
√2/2
√3/2
√3/2
sin30
1/2
sin45
√2/2
10 terms
10 - Algebra 2 - Unit Circle
(cos0°, sin0°)
(cos30°, sin30°)
(cos45°, sin45°)
(cos60°, sin60°)
(1,0)
(0.5√3, 0.5)
(√2/2,√2/2)
(0.5, 0.5√3)
(cos0°, sin0°)
(1,0)
(cos30°, sin30°)
(0.5√3, 0.5)
36 terms
Unit Circles Quiz Algebra 2
π/6
π/4
π/3
π/2
radian for 30°
radian for 45°
radian for 60°
radian for 90°
π/6
radian for 30°
π/4
radian for 45°
14 terms
Algebra circle
30
45
90
60
√3/2, 1/2
√2/2, √2/2
0, 1
1/2, √3/2
30
√3/2, 1/2
45
√2/2, √2/2
37 terms
Algebra Circle
Sin 30
Sin 45
Sin 60
Sin 90
1/2
{2/2
{3/3
1
Sin 30
1/2
Sin 45
{2/2
16 terms
Algebra 2 Unit Circle: Radians and Degrees of a Circle
0, 360
30
45
60
0, 2π
π/6
π/4
π/3
0, 360
0, 2π
30
π/6
48 terms
Honors Algebra 2/ Trig Unit Circle Facts
0
1
0
½
sin (2π)
cos (2π)
tan (2π)
sin(π/6)
0
sin (2π)
1
cos (2π)
Algebra 2 Chapter 7 Formulas and Unit Circle
1/csc u
1/sin u
1/sec u
1/cos u
Sin u
Csc u
Cos u
Sec u
1/csc u
Sin u
1/sin u
Csc u
15 terms
Algebra 2 unit circle quiz 1
TanØ
Tan n/2
Sin n/6
Cos n/3
Ø
Undefined
1/2
1/2
TanØ
Ø
Tan n/2
Undefined
21 terms
Advanced Algebra 2 and Trig: Functions of Unit Circle
30° Radians
30° sin
30° cos
30° tan
π/6
1/2
√3/2
√3/3
30° Radians
π/6
30° sin
1/2
6 terms
Algebra 2 (Parabolas, Circles, Ellipses, and Hyperbolas)
Parabola
Circle
Circle Vertex
Ellipses
Y = x<squared>
X<squared> + Y<squared> = Radius<squared>
(X - A)<squared> + (Y - B)<squared> = Radius<squared>
X<squared> / A<squared> + Y<squared> / B<squared> = 1
Parabola
Y = x<squared>
Circle
X<squared> + Y<squared> = Radius<squared>
18 terms
KJ Algebra 2 Unit Circle and Triangle
0˚/360˚
30˚
45˚
60˚
(1, 0)
(√3/2, 1/2)
(√2/2, √2/2)
(1/2, √3/2)
0˚/360˚
(1, 0)
30˚
(√3/2, 1/2)
38 terms
Algebra 2 - Unit Circle and Trigonometric Functions
What are the special angles?
What is the radian measure of 0 degrees?
What is the radian measure of 30 degre…
What is the radian measure of 45 degre…
0°, 30°, 45°, 60°, 90°
0
π/6
π/4
What are the special angles?
0°, 30°, 45°, 60°, 90°
What is the radian measure of 0 degrees?
0
18 terms
Cram for Algebra 2 Circles/Ellipses test
Set Definition of an ellipse
Conic Definition of an ellipse
Vertices of an ellipse
Co-vertices of an ellipse
An ellipse is the set of all points (x,y) in a plane such tha…
An ellipse is a closed curve formed by the intersection of a…
endpoints of major axis; a units from the center; length of m…
endpoints of minor axis; b units from the center; length of m…
Set Definition of an ellipse
An ellipse is the set of all points (x,y) in a plane such tha…
Conic Definition of an ellipse
An ellipse is a closed curve formed by the intersection of a…
23 terms
Circles-Algebra 3
radius
diameter
tangent
circumference
length from the center of a circle to a point on a circle
length of a segment through the center of the circle to 2 poi…
an outside line that touches the circle at exactly one point,…
distance around the circle
radius
length from the center of a circle to a point on a circle
diameter
length of a segment through the center of the circle to 2 poi…
6 terms
Algebra 2 Quiz: Circles and Completing the Square
How do you find the radius of a circle?
How do you find the center of a circle?
A circle equation is...
To put an equation in circle form...
Use the distance formula with the center and any point.
Use the midpoint formula with the endpoints of the diameter.
(x - h) squared + (y - k) squared = r squared
Complete the square
How do you find the radius of a circle?
Use the distance formula with the center and any point.
How do you find the center of a circle?
Use the midpoint formula with the endpoints of the diameter.
12 terms
Circle Words: Pre-Algebra
Center
Diameter
Radius
Arc
every point on a circle is the same distance from ______
the distance across its center
the distance from a circle to its center
part of a circle's circumference
Center
every point on a circle is the same distance from ______
Diameter
the distance across its center
18 terms
Algebra 2H Unit Circle
Unit Circle
30°
45°
Arc: 0... Sin: 0... Cos: 1... Tan: 0... Cot: Undefined... Sec: 1... Csc: Undefi…
Arc: π/6... Sin: 1/2... Cos: (√3)/2... Tan: (√3)/3... Cot: √3... Sec: (2√3)/…
Arc: π/4... Sin: (√2)/2... Cos: (√2)/2... Tan: 1... Cot: 1... Sec: √2... Csc: √2
Unit Circle
Arc: 0... Sin: 0... Cos: 1... Tan: 0... Cot: Undefined... Sec: 1... Csc: Undefi…
18 terms
Algebra II - Equation of a circle
1
2
Is general equation of the circle correct?... (x-h)^2 + (y-h)^2…
Is general equation of the circle correct?... (x-h)^2 (y-h)^2 =…
1
Is general equation of the circle correct?... (x-h)^2 + (y-h)^2…
2
Is general equation of the circle correct?... (x-h)^2 (y-h)^2 =…
10 terms
Circle 2
wrote
huge
case
alone
past tense of write meaing to trace or form on the surface of…
extraordinarily large in bulk, quantity, or extent
an often small or portable container for enclosing something,…
separate, apart, or isolated from others
wrote
past tense of write meaing to trace or form on the surface of…
huge
extraordinarily large in bulk, quantity, or extent
28 terms
Algebra II Unit Circle
Sin(x,y,r)
Cos(x,y,r)
Tan(x,y,r)
Csc(x,y,r)
y/r
x/r
y/x
r/y
Sin(x,y,r)
y/r
Cos(x,y,r)
x/r
16 terms
Algebra II Unit Circle
Pi
2 pi
Pi/6
Pi/4
180 degrees
360 degrees
30 degrees
45 degrees
Pi
180 degrees
2 pi
360 degrees
22 terms
Algebra Circle/Ellipse Test
center (circle)
radius (circle)
chord (circle)
diameter(circle)
fixed point that is the same distance from all points on the…
segment whose endpoints are the center of the circle and a po…
segment whose endpoints are both on the circle
chord which contains the center
center (circle)
fixed point that is the same distance from all points on the…
radius (circle)
segment whose endpoints are the center of the circle and a po…
16 terms
Algebra UNIT CIRCLE
Sin
Cos
Tan
Adjacent
O/h
A/h
O/a
Bottom
Sin
O/h
Cos
A/h
48 terms
Algebra unit circle
Cos 30
Sin 30
Tan 30
Cos 45
%3/2
1/2
%3/3
%2/2
Cos 30
%3/2
Sin 30
1/2
32 terms
Algebra Unit Circle
0
30°
45
60
2 pie
Pie/6
Pie/4
Pie/3
0
2 pie
30°
Pie/6
12 terms
Algebra unit circle
Positive quadrant I
Negative quadrant I
Positive quadrant II
Negative quadrant II
Sin, cos, tan
None
Sin
Cos, tan
Positive quadrant I
Sin, cos, tan
Negative quadrant I
None
16 terms
Algebra: Unit Circle
30 Degrees
45 Degrees
60 degrees
90 degrees
pie/6
pie/4
pie/3
pie/2
30 Degrees
pie/6
45 Degrees
pie/4
32 terms
Advanced Algebra Unit Circle
π/6
π/4
π/3
360 radian
30 radian
45 radian
60 radian
360 radian
π/6
30 radian
16 terms
Unit Circle - Algebra 2B
A
B
C
D
(1,0) 0D,
(SR3/2, 1/2) 30D, pi/6
(SR2/2, SR2/2) 45D, pi/4
(1/2, SR3/2) 60D, pi/3
A
(1,0) 0D,
B
(SR3/2, 1/2) 30D, pi/6
34 terms
algebra unit circle
cos30
sin30
tan30
cos45
√3/2
1/2
√3/3
√2/2
cos30
√3/2
sin30
1/2
16 terms
Algebra Circle Trig Vocab
Trigonometry
Sin (angle)
Cos (angle)
Tan (angle)
The study of the measures and relations of sides and angles i…
The value of the y where (x, y) is a point on the unit circle…
The value of the x where (x, y) is a point on the unit circle…
the calculation: y/x where (x,y) is a point on the unit circl…
Trigonometry
The study of the measures and relations of sides and angles i…
Sin (angle)
The value of the y where (x, y) is a point on the unit circle…
18 terms
Algebra Test Circle-Parabolas
Equation of Circle (standard form)
Center of circle
Ellipses
Horizontal Ellipse
(x-h)² + (x-k)² = r²
(h,k)
major axis has larger denominator
Equation: x²/a² + y²/b² = 1... Vertices: (±a, 0)... Co-vertices: (0…
Equation of Circle (standard form)
(x-h)² + (x-k)² = r²
Center of circle
(h,k)
11 terms
Algebra 2
axis of symmetry
complex number
discriminant
greatest common factor
a line that divides a plane figure or a graph into two congru…
any numbers with "i" in them. (p. 249)
(p. 242)
(GCF) the largest factor that two or more numbers have in com…
axis of symmetry
a line that divides a plane figure or a graph into two congru…
complex number
any numbers with "i" in them. (p. 249)
9 terms
Lesson 56/ Angles in Circles/ Proofs: Saxon Algebra 2
If the two arcs are not equal (in a ci…
We call the smallest arc the-
If a line intersects a circle in two p…
The part of the secant that is inside…
Major Arc
Minor arc
Secant
Chord
If the two arcs are not equal (in a ci…
Major Arc
We call the smallest arc the-
Minor arc
63 terms
Algebra2
Commutative
Associative
Inverse
Distributive Property
8 + 3 = 3 + 8
2 + ( 3 + 4 ) = (2 + 3 ) + 4
Opposite
6(3 + 5) = (6 x 3) + (6 x 5)
Commutative
8 + 3 = 3 + 8
Associative
2 + ( 3 + 4 ) = (2 + 3 ) + 4
16 terms
Algebra parabolas and circles
Focus(parabola)
Parabola equations
Vertex
C
A= 1/4c... Found on axis of symmetry
Y= a(x-h)^2 +k... X= a(y-k)^2 + h
(H,k)
Distance from vertex to directrix; or from v to focus
Focus(parabola)
A= 1/4c... Found on axis of symmetry
Parabola equations
Y= a(x-h)^2 +k... X= a(y-k)^2 + h
94 terms
algebra 2
less than
greater than
a^3 + b^3
a^3 - b^3
9<x<8
x>4 or x<-1
(a+b)(a^2 - ab + b^2)
(a-b)(a^2 + ab + b^2)
less than
9<x<8
greater than
x>4 or x<-1
32 terms
Algebra II - Unit Circle: Radians
√3/2
1/2
√2/2
√2/2
cos π/6
sin π/6
cos π/4
sin π/4
√3/2
cos π/6
1/2
sin π/6
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