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Perimeter = 3.46410161514
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Expression 18: "B" Subscript, 2 , Baseline equals "R" sine "B" Subscript, "O" "T" , Baseline equals 0.5
B
2
=
R
s
i
n
B
O
T
equals
=
0.5
0
.
5
18
Expression 19: "C" Subscript, 1 , Baseline equals "O" Subscript, 1 , Baseline equals 0
C
1
=
O
1
equals
=
0
0
19
Expression 20: "C" Subscript, 2 , Baseline equals negative "R" equals negative 1
C
2
=
−
R
equals
=
negative 1
−
1
20
Expression 21: "D" Subscript, 1 , Baseline equals StartFraction, left parenthesis, "F" Subscript, 2 , Baseline minus "C" Subscript, 2 , Baseline , right parenthesis left parenthesis, "E" Subscript, 1 , Baseline minus "F" Subscript, 1 , Baseline , right parenthesis Over "F" Subscript, 2 , Baseline minus "E" Subscript, 2 , Baseline , EndFraction plus "F" Subscript, 1 , Baseline
D
1
=
F
2
−
C
2
E
1
−
F
1
F
2
−
E
2
+
F
1
equals
=
negative 0.6 7 8 3 2 4 3 4 4 7 0 1
−
0
.
6
7
8
3
2
4
3
4
4
7
0
1
21
Expression 22: "D" Subscript, 2 , Baseline equals "C" Subscript, 2 , Baseline
D
2
=
C
2
equals
=
negative 1
−
1
22
Expression 23: "E" Subscript, 1 , Baseline equals "R" cosine left parenthesis, "B" Subscript, "O" "T" , Baseline plus "B" Subscript, "O" "E" , Baseline , right parenthesis
E
1
=
R
c
o
s
B
O
T
+
B
O
E
equals
=
negative 0.9 2 9 1 3 2 5 7 1 5 3 4
−
0
.
9
2
9
1
3
2
5
7
1
5
3
4
23
Expression 24: "E" Subscript, 2 , Baseline equals "R" sine left parenthesis, "B" Subscript, "O" "T" , Baseline plus "B" Subscript, "O" "E" , Baseline , right parenthesis
E
2
=
R
s
i
n
B
O
T
+
B
O
E
equals
=
negative 0.3 6 9 7 4 6 7 5 7 2 7 4
−
0
.
3
6
9
7
4
6
7
5
7
2
7
4
24
Expression 25: "F" Subscript, 1 , Baseline equals "F" Subscript, "O" , Baseline cosine left parenthesis, "B" Subscript, "O" "T" , Baseline plus StartFraction, "B" Subscript, "O" "E" , Baseline Over 2 , EndFraction , right parenthesis
F
1
=
F
O
c
o
s
B
O
T
+
B
O
E
2
equals
=
negative 1.1 0 8 2 7 3 3 7 5 6 2
−
1
.
1
0
8
2
7
3
3
7
5
6
2
25
Expression 26: "F" Subscript, 2 , Baseline equals "F" Subscript, "O" , Baseline sine left parenthesis, "B" Subscript, "O" "T" , Baseline plus StartFraction, "B" Subscript, "O" "E" , Baseline Over 2 , EndFraction , right parenthesis
F
2
=
F
O
s
i
n
B
O
T
+
B
O
E
2
equals
=
0.0 8 0 4 1 4 2 0 4 7 5 8 4
0
.
0
8
0
4
1
4
2
0
4
7
5
8
4
26
Expression 27: "T" Subscript, 1 , Baseline equals "R"
T
1
=
R
equals
=
1
1
27
Expression 28: "T" Subscript, 2 , Baseline equals "O" Subscript, 2 , Baseline
T
2
=
O
2
equals
=
0
0
28
Graphs
Graphs
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29
Expression 30: "y" less than 5
y
<
5
30
Hidden Label: "O" , "T"
O
,
T
Label
equals
=
left parenthesis, 0 , 0 , right parenthesis
0
,
0
left parenthesis, 1 , 0 , right parenthesis
1
,
0
31
Hidden Label: "B" , "O"
B
,
O
Label
equals
=
left parenthesis, negative 0.8 6 6 , 0.5 , right parenthesis
−
0
.
8
6
6
,
0
.
5
left parenthesis, 0 , 0 , right parenthesis
0
,
0
32
Expression 33: polygon left parenthesis, "A" , "D" , "F" , right parenthesis
p
o
l
y
g
o
n
A
,
D
,
F
33
Expression 34: polygon left parenthesis, "A" , "C" , "A" , "F" , "D" , "F" , "B" , "C" , right parenthesis
p
o
l
y
g
o
n
A
,
C
,
A
,
F
,
D
,
F
,
B
,
C
34
Expression 35: 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: 360
3
6
0
35
Points
Points
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36
49
powered by
powered by
O
A
B
C
D
E
F
T
R = 1
ABC is an Equilateral Triangle
Perimeter of Yellow Triangle = ?
"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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