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Angle BCO = X = 52.5°
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Expression 20: "E" Subscript, 1 , Baseline equals "s" cosine left parenthesis, "B" Subscript, "O" "C" , Baseline plus 90 , right parenthesis
E
1
=
s
c
o
s
B
O
C
+
9
0
equals
=
negative 6.1 4 7 1 1 4 3 1 7 0 3
−
6
.
1
4
7
1
1
4
3
1
7
0
3
20
Expression 21: "E" Subscript, 2 , Baseline equals "s" sine left parenthesis, "B" Subscript, "O" "C" , Baseline plus 90 , right parenthesis
E
2
=
s
s
i
n
B
O
C
+
9
0
equals
=
1.6 4 7 1 1 4 3 1 7 0 3
1
.
6
4
7
1
1
4
3
1
7
0
3
21
Expression 22: "F" Subscript, 1 , Baseline equals "s" cosine "B" Subscript, "O" "C" , Baseline
F
1
=
s
c
o
s
B
O
C
equals
=
1.6 4 7 1 1 4 3 1 7 0 3
1
.
6
4
7
1
1
4
3
1
7
0
3
22
Expression 23: "F" Subscript, 2 , Baseline equals "s" sine "B" Subscript, "O" "C" , Baseline
F
2
=
s
s
i
n
B
O
C
equals
=
6.1 4 7 1 1 4 3 1 7 0 3
6
.
1
4
7
1
1
4
3
1
7
0
3
23
Graphs
Graphs
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24
Expression 25: "y" less than 30
y
<
3
0
25
Expression 26: left parenthesis, "R" cos "t" , "R" sin "t" , right parenthesis
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
26
Expression 27: polygon left parenthesis, "B" , "C" , "O" , right parenthesis
p
o
l
y
g
o
n
B
,
C
,
O
27
Expression 28: polygon left parenthesis, "D" , "E" , "O" , "F" , right parenthesis
p
o
l
y
g
o
n
D
,
E
,
O
,
F
28
Expression 29: polygon left parenthesis, "A" , "F" , "D" , "E" , "O" , "C" , "B" , right parenthesis
p
o
l
y
g
o
n
A
,
F
,
D
,
E
,
O
,
C
,
B
29
Points
Points
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30
NEW.JPG
NEW.JPG
Change Image
Center:
center: left parenthesis, negative 7.6 9 , 8.9 , right parenthesis
−
7
.
6
9
,
8
.
9
Width:
width: 4.1 4 4
4
.
1
4
4
Angle:
angle: 0
0
Height:
height: 4.1 4 4
4
.
1
4
4
Opacity:
opacity: 1
1
31
O: "O" equals left parenthesis, "O" Subscript, 1 , Baseline , "O" Subscript, 2 , Baseline , right parenthesis
O
=
O
1
,
O
2
Label:
equals
=
left parenthesis, 0 , 0 , right parenthesis
0
,
0
32
A: "A" equals left parenthesis, "A" Subscript, 1 , Baseline , "A" Subscript, 2 , Baseline , right parenthesis
A
=
A
1
,
A
2
Label:
equals
=
left parenthesis, negative 9 , 0 , right parenthesis
−
9
,
0
33
B: "B" equals left parenthesis, "B" Subscript, 1 , Baseline , "B" Subscript, 2 , Baseline , right parenthesis
B
=
B
1
,
B
2
Label:
equals
=
left parenthesis, 9 , 0 , right parenthesis
9
,
0
34
C: "C" equals left parenthesis, "C" Subscript, 1 , Baseline , "C" Subscript, 2 , Baseline , right parenthesis
C
=
C
1
,
C
2
Label:
equals
=
left parenthesis, 2.3 2 9 3 7 1 4 1 , 8.6 9 3 3 3 2 4 4 , right parenthesis
2
.
3
2
9
3
7
1
4
1
,
8
.
6
9
3
3
3
2
4
4
35
D: "D" equals left parenthesis, "D" Subscript, 1 , Baseline , "D" Subscript, 2 , Baseline , right parenthesis
D
=
D
1
,
D
2
Label:
equals
=
left parenthesis, negative 4.5 , 7.7 9 4 2 2 8 6 3 , right parenthesis
−
4
.
5
,
7
.
7
9
4
2
2
8
6
3
36
E: "E" equals left parenthesis, "E" Subscript, 1 , Baseline , "E" Subscript, 2 , Baseline , right parenthesis
E
=
E
1
,
E
2
Label:
equals
=
left parenthesis, negative 6.1 4 7 1 1 4 3 2 , 1.6 4 7 1 1 4 3 2 , right parenthesis
−
6
.
1
4
7
1
1
4
3
2
,
1
.
6
4
7
1
1
4
3
2
37
F: "F" equals left parenthesis, "F" Subscript, 1 , Baseline , "F" Subscript, 2 , Baseline , right parenthesis
F
=
F
1
,
F
2
Label:
equals
=
left parenthesis, 1.6 4 7 1 1 4 3 2 , 6.1 4 7 1 1 4 3 2 , right parenthesis
1
.
6
4
7
1
1
4
3
2
,
6
.
1
4
7
1
1
4
3
2
38
X: left parenthesis, "C" Subscript, 1 , Baseline plus cos theta Subscript, 1 , Baseline , "C" Subscript, 2 , Baseline plus sin theta Subscript, 1 , Baseline , right parenthesis
C
1
+
c
o
s
θ
1
,
C
2
+
s
i
n
θ
1
Label:
equals
=
left parenthesis, 2.5 2 4 4 6 1 7 3 , 7.7 1 2 5 4 7 1 6 , right parenthesis
2
.
5
2
4
4
6
1
7
3
,
7
.
7
1
2
5
4
7
1
6
39
Expression 40: theta Subscript, 1 , Baseline equals "B" Subscript, "O" "C" , Baseline plus 180 plus StartFraction, "X" Over 2 , EndFraction
θ
1
=
B
O
C
+
1
8
0
+
X
2
equals
=
281.2 5
2
8
1
.
2
5
40
41
powered by
powered by
O
A
B
C
D
E
F
X
"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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