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Ratio of Red : Green = 1 / 2
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Expression 19: "B" Subscript, 2 , Baseline equals "O" Subscript, 2 , Baseline equals 0
B
2
=
O
2
equals
=
0
0
19
Expression 20: "C" Subscript, 1 , Baseline equals "R" cosine "B" Subscript, "O" "C" , Baseline equals 4.5
C
1
=
R
c
o
s
B
O
C
equals
=
4.5
4
.
5
20
Expression 21: "C" Subscript, 2 , Baseline equals "R" sine "B" Subscript, "O" "C" , Baseline equals 7.7 9 4 2 2 8 6 3 4 0 6
C
2
=
R
s
i
n
B
O
C
equals
=
7.7 9 4 2 2 8 6 3 4 0 6
7
.
7
9
4
2
2
8
6
3
4
0
6
21
Expression 22: "D" Subscript, 1 , Baseline equals "B" Subscript, 1 , Baseline plus "S" cosine 120 equals negative 4.5
D
1
=
B
1
+
S
c
o
s
1
2
0
equals
=
negative 4.5
−
4
.
5
22
Expression 23: "D" Subscript, 2 , Baseline equals "B" Subscript, 2 , Baseline plus "S" sine 120 equals 23.3 8 2 6 8 5 9 0 2 2
D
2
=
B
2
+
S
s
i
n
1
2
0
equals
=
23.3 8 2 6 8 5 9 0 2 2
2
3
.
3
8
2
6
8
5
9
0
2
2
23
Expression 24: "E" Subscript, 1 , Baseline equals "A" Subscript, 1 , Baseline minus "R" Subscript, "e" "d" , Baseline equals negative 18
E
1
=
A
1
−
R
e
d
equals
=
negative 18
−
1
8
24
Expression 25: "E" Subscript, 2 , Baseline equals "O" Subscript, 2 , Baseline equals 0
E
2
=
O
2
equals
=
0
0
25
Expression 26: "m" Subscript, 1 , Baseline equals StartFraction, "C" Subscript, 2 , Baseline Over "C" Subscript, 1 , Baseline minus "E" Subscript, 1 , Baseline , EndFraction equals 0.3 4 6 4 1 0 1 6 1 5 1 4
m
1
=
C
2
C
1
−
E
1
equals
=
0.3 4 6 4 1 0 1 6 1 5 1 4
0
.
3
4
6
4
1
0
1
6
1
5
1
4
26
Expression 27: "m" Subscript, 2 , Baseline equals StartFraction, "D" Subscript, 2 , Baseline Over "D" Subscript, 1 , Baseline minus "A" Subscript, 1 , Baseline , EndFraction equals 5.1 9 6 1 5 2 4 2 2 7 1
m
2
=
D
2
D
1
−
A
1
equals
=
5.1 9 6 1 5 2 4 2 2 7 1
5
.
1
9
6
1
5
2
4
2
2
7
1
27
Expression 28: "m" Subscript, 1 , Baseline left parenthesis, "x" minus "E" Subscript, 1 , Baseline , right parenthesis equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesis
m
1
x
−
E
1
=
m
2
x
−
A
1
28
Expression 29: "F" Subscript, 1 , Baseline equals StartFraction, "m" Subscript, 1 , Baseline "E" Subscript, 1 , Baseline minus "m" Subscript, 2 , Baseline "A" Subscript, 1 , Baseline Over "m" Subscript, 1 , Baseline minus "m" Subscript, 2 , Baseline , EndFraction equals negative 8.3 5 7 1 4 2 8 5 7 1 4
F
1
=
m
1
E
1
−
m
2
A
1
m
1
−
m
2
equals
=
negative 8.3 5 7 1 4 2 8 5 7 1 4
−
8
.
3
5
7
1
4
2
8
5
7
1
4
29
Expression 30: "F" Subscript, 2 , Baseline equals "m" Subscript, 2 , Baseline left parenthesis, "F" Subscript, 1 , Baseline minus "A" Subscript, 1 , Baseline , right parenthesis equals 3.3 4 0 3 8 3 7 0 0 3 1
F
2
=
m
2
F
1
−
A
1
equals
=
3.3 4 0 3 8 3 7 0 0 3 1
3
.
3
4
0
3
8
3
7
0
0
3
1
30
Graphs
Graphs
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31
Expression 32: "y" less than 25 Has graph. To audio trace, press ALT+T.
y
<
2
5
32
Expression 33: left parenthesis, "R" cos "t" , "R" sin "t" , right parenthesis Has graph.
R
c
o
s
t
,
R
s
i
n
t
0
0
domain t Minimum:
less than or equal to "t" less than or equal to
≤
t
≤
domain t Maximum: 180
1
8
0
33
Expression 34: polygon left parenthesis, "A" , "D" , "A" , "B" , "C" , "E" , "C" , "D" , "E" , right parenthesis Has graph.
p
o
l
y
g
o
n
A
,
D
,
A
,
B
,
C
,
E
,
C
,
D
,
E
34
Expression 35: polygon left parenthesis, "A" , "E" , right parenthesis Has graph.
p
o
l
y
g
o
n
A
,
E
35
Expression 36: polygon left parenthesis, "A" , "B" , right parenthesis Has graph.
p
o
l
y
g
o
n
A
,
B
36
Points
Points
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37
46
powered by
powered by
O
A
B
C
D
E
F
"x"
x
"y"
y
"a" squared
a
2
"a" Superscript, "b" , Baseline
a
b
7
7
8
8
9
9
over
÷
functions
(
(
)
)
less than
<
greater than
>
4
4
5
5
6
6
times
×
| "a" |
|
a
|
,
,
less than or equal to
≤
greater than or equal to
≥
1
1
2
2
3
3
negative
−
A B C
StartRoot, , EndRoot
pi
π
0
0
.
.
equals
=
positive
+
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