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ABD = X = ( 45 / 2 )° = 22.5°
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Expression 9: "B" Subscript, 2 , Baseline equals "D" Subscript, 2 , Baseline plus StartFraction, "C" Subscript, "D" , Baseline plus StartRoot, 6 , EndRoot Over "C" Subscript, "D" , Baseline , EndFraction left parenthesis, "C" Subscript, 2 , Baseline minus "D" Subscript, 2 , Baseline , right parenthesis
B
2
=
D
2
+
C
D
+
6
C
D
C
2
−
D
2
equals
=
4.4 8 7 3 4 5 7 4 7 3 4
4
.
4
8
7
3
4
5
7
4
7
3
4
9
Expression 10: "D" Subscript, 1 , Baseline equals StartAbsoluteValue, 2 , EndAbsoluteValue
D
1
=
2
equals
=
2
2
10
Expression 11: "D" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline
D
2
=
A
2
equals
=
0
0
11
Expression 12: "C" Subscript, 1 , Baseline equals "A" Subscript, "C" , Baseline cosine 75
C
1
=
A
C
c
o
s
7
5
equals
=
0.6 3 3 9 7 4 5 9 6 2 1 6
0
.
6
3
3
9
7
4
5
9
6
2
1
6
12
Expression 13: "C" Subscript, 2 , Baseline equals "A" Subscript, "C" , Baseline sine 75
C
2
=
A
C
s
i
n
7
5
equals
=
2.3 6 6 0 2 5 4 0 3 7 8
2
.
3
6
6
0
2
5
4
0
3
7
8
13
Graphs
Graphs
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14
Expression 15: polygon left parenthesis, "A" , "C" , right parenthesis
p
o
l
y
g
o
n
A
,
C
15
Expression 16: polygon left parenthesis, "A" , "B" , "D" , right parenthesis
p
o
l
y
g
o
n
A
,
B
,
D
16
Points
Points
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17
31
powered by
powered by
A
B
C
D
2
Start black, StartRoot, 6 , EndRoot End black
6
75°
60°
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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