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Angle ECP = X = 30°
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Expression 19: "P" Subscript, 1 , Baseline equals "O" Subscript, 1 , Baseline
P
1
=
O
1
equals
=
0
0
19
Expression 20: "P" Subscript, 2 , Baseline equals "D" Subscript, 2 , Baseline plus "s" sine 60
P
2
=
D
2
+
s
s
i
n
6
0
equals
=
1.2 5 4 3 4 1 5 5 9 2 1
1
.
2
5
4
3
4
1
5
5
9
2
1
20
Expression 21: "A" Subscript, 1 , Baseline equals "R" cosine left parenthesis, 90 minus alpha , right parenthesis
A
1
=
R
c
o
s
9
0
−
α
equals
=
5.7 0 6 3 3 9 0 9 7 7 7
5
.
7
0
6
3
3
9
0
9
7
7
7
21
Expression 22: "A" Subscript, 2 , Baseline equals "R" sine left parenthesis, 90 minus alpha , right parenthesis
A
2
=
R
s
i
n
9
0
−
α
equals
=
1.8 5 4 1 0 1 9 6 6 2 5
1
.
8
5
4
1
0
1
9
6
6
2
5
22
Expression 23: "B" Subscript, 1 , Baseline equals "R" cosine 90
B
1
=
R
c
o
s
9
0
equals
=
0
0
23
Expression 24: "B" Subscript, 2 , Baseline equals "R" sine 90
B
2
=
R
s
i
n
9
0
equals
=
6
6
24
Expression 25: "C" Subscript, 1 , Baseline equals negative "A" Subscript, 1 , Baseline
C
1
=
−
A
1
equals
=
negative 5.7 0 6 3 3 9 0 9 7 7 7
−
5
.
7
0
6
3
3
9
0
9
7
7
7
25
Expression 26: "C" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline
C
2
=
A
2
equals
=
1.8 5 4 1 0 1 9 6 6 2 5
1
.
8
5
4
1
0
1
9
6
6
2
5
26
Expression 27: "D" Subscript, 1 , Baseline equals negative "E" Subscript, 1 , Baseline
D
1
=
−
E
1
equals
=
negative 3.5 2 6 7 1 1 5 1 3 7 5
−
3
.
5
2
6
7
1
1
5
1
3
7
5
27
Expression 28: "D" Subscript, 2 , Baseline equals "E" Subscript, 2 , Baseline
D
2
=
E
2
equals
=
negative 4.8 5 4 1 0 1 9 6 6 2 5
−
4
.
8
5
4
1
0
1
9
6
6
2
5
28
Expression 29: "E" Subscript, 1 , Baseline equals "R" cosine left parenthesis, 90 minus 2 alpha , right parenthesis
E
1
=
R
c
o
s
9
0
−
2
α
equals
=
3.5 2 6 7 1 1 5 1 3 7 5
3
.
5
2
6
7
1
1
5
1
3
7
5
29
Expression 30: "E" Subscript, 2 , Baseline equals "R" sine left parenthesis, 90 minus 2 alpha , right parenthesis
E
2
=
R
s
i
n
9
0
−
2
α
equals
=
negative 4.8 5 4 1 0 1 9 6 6 2 5
−
4
.
8
5
4
1
0
1
9
6
6
2
5
30
Graphs
Graphs
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31
Expression 32: polygon left parenthesis, "D" , "E" , "P" , right parenthesis
p
o
l
y
g
o
n
D
,
E
,
P
32
Hidden Label: left parenthesis, "R" cos "L" , "R" sin "L" , right parenthesis
R
c
o
s
L
,
R
s
i
n
L
Label
equals
=
left parenthesis, 5.7 0 6 , 1.8 5 4 , right parenthesis
5
.
7
0
6
,
1
.
8
5
4
left parenthesis, 0 , 6 , right parenthesis
0
,
6
left parenthesis, negative 5.7 0 6 , 1.8 5 4 , right parenthesis
−
5
.
7
0
6
,
1
.
8
5
4
left parenthesis, negative 3.5 2 7 , negative 4.8 5 4 , right parenthesis
−
3
.
5
2
7
,
−
4
.
8
5
4
left parenthesis, 3.5 2 7 , negative 4.8 5 4 , right parenthesis
3
.
5
2
7
,
−
4
.
8
5
4
left parenthesis, 5.7 0 6 , 1.8 5 4 , right parenthesis
5
.
7
0
6
,
1
.
8
5
4
33
Expression 34: polygon left parenthesis, "D" , "P" , right parenthesis
p
o
l
y
g
o
n
D
,
P
34
Expression 35: polygon left parenthesis, "C" , "P" , right parenthesis
p
o
l
y
g
o
n
C
,
P
35
Expression 36: polygon left parenthesis, "C" , "E" , right parenthesis
p
o
l
y
g
o
n
C
,
E
36
Expression 37: polygon left parenthesis, "E" , "P" , right parenthesis
p
o
l
y
g
o
n
E
,
P
37
Points
Points
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38
49
powered by
powered by
O
P
A
B
C
D
E
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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