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Angle BDO = X = 52.5°
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Expression 15: "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
15
Expression 16: "D" Subscript, 1 , Baseline equals "R" cosine left parenthesis, StartFraction, "B" Subscript, "O" "C" , Baseline Over 2 , EndFraction plus 45 , right parenthesis
D
1
=
R
c
o
s
B
O
C
2
+
4
5
equals
=
2.3 2 9 3 7 1 4 0 5 9 2
2
.
3
2
9
3
7
1
4
0
5
9
2
16
Expression 17: "D" Subscript, 2 , Baseline equals "R" sine left parenthesis, StartFraction, "B" Subscript, "O" "C" , Baseline Over 2 , EndFraction plus 45 , right parenthesis
D
2
=
R
s
i
n
B
O
C
2
+
4
5
equals
=
8.6 9 3 3 3 2 4 3 6 6
8
.
6
9
3
3
3
2
4
3
6
6
17
Expression 18: "E" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline plus StartFraction, "R" Over 2 , EndFraction cosine StartFraction, "B" Subscript, "O" "C" , Baseline Over 2 , EndFraction
E
1
=
M
1
+
R
2
c
o
s
B
O
C
2
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
18
Expression 19: "E" Subscript, 2 , Baseline equals "M" Subscript, 2 , Baseline plus StartFraction, "R" Over 2 , EndFraction sine StartFraction, "B" Subscript, "O" "C" , Baseline Over 2 , EndFraction
E
2
=
M
2
+
R
2
s
i
n
B
O
C
2
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
19
Expression 20: "F" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline plus StartFraction, "R" Over 2 , EndFraction cosine left parenthesis, StartFraction, "B" Subscript, "O" "C" , Baseline Over 2 , EndFraction plus 90 , right parenthesis
F
1
=
M
1
+
R
2
c
o
s
B
O
C
2
+
9
0
equals
=
negative 4.5
−
4
.
5
20
Expression 21: "F" Subscript, 2 , Baseline equals "M" Subscript, 2 , Baseline plus StartFraction, "R" Over 2 , EndFraction sine left parenthesis, StartFraction, "B" Subscript, "O" "C" , Baseline Over 2 , EndFraction plus 90 , right parenthesis
F
2
=
M
2
+
R
2
s
i
n
B
O
C
2
+
9
0
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: "G" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline minus StartFraction, "R" Over 2 , EndFraction cosine StartFraction, "B" Subscript, "O" "C" , Baseline Over 2 , EndFraction
G
1
=
M
1
−
R
2
c
o
s
B
O
C
2
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
22
Expression 23: "G" Subscript, 2 , Baseline equals "M" Subscript, 2 , Baseline minus StartFraction, "R" Over 2 , EndFraction sine StartFraction, "B" Subscript, "O" "C" , Baseline Over 2 , EndFraction
G
2
=
M
2
−
R
2
s
i
n
B
O
C
2
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
23
Expression 24: "M" Subscript, 1 , Baseline equals StartFraction, "A" Subscript, 1 , Baseline plus "C" Subscript, 1 , Baseline Over 2 , EndFraction
M
1
=
A
1
+
C
1
2
equals
=
negative 2.2 5
−
2
.
2
5
24
Expression 25: "M" Subscript, 2 , Baseline equals StartFraction, "A" Subscript, 2 , Baseline plus "C" Subscript, 2 , Baseline Over 2 , EndFraction
M
2
=
A
2
+
C
2
2
equals
=
3.8 9 7 1 1 4 3 1 7 0 3
3
.
8
9
7
1
1
4
3
1
7
0
3
25
Graphs
Graphs
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26
Expression 27: 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
27
Expression 28: polygon left parenthesis, "A" , "C" , "O" , "M" , "A" , "O" , right parenthesis
p
o
l
y
g
o
n
A
,
C
,
O
,
M
,
A
,
O
28
Expression 29: polygon left parenthesis, "D" , "O" , "G" , "F" , "E" , "O" , "B" , "C" , "B" , right parenthesis
p
o
l
y
g
o
n
D
,
O
,
G
,
F
,
E
,
O
,
B
,
C
,
B
29
Points
Points
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30
43
powered by
powered by
O
A
B
C
D
E
F
G
M
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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