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BC = X = 25 / 3
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Expression 12: "C" Subscript, 1 , Baseline equals "D" Subscript, 1 , Baseline minus StartFraction, "C" Subscript, "D" , Baseline Over "B" Subscript, "D" , Baseline , EndFraction left parenthesis, "D" Subscript, 2 , Baseline minus "B" Subscript, 2 , Baseline , right parenthesis equals 8
C
1
=
D
1
−
C
D
B
D
D
2
−
B
2
equals
=
8
8
12
Expression 13: "C" Subscript, 2 , Baseline equals "D" Subscript, 2 , Baseline plus StartFraction, "C" Subscript, "D" , Baseline Over "B" Subscript, "D" , Baseline , EndFraction left parenthesis, "D" Subscript, 1 , Baseline minus "B" Subscript, 1 , Baseline , right parenthesis equals 5.3 3 3 3 3 3 3 3 3 3 3
C
2
=
D
2
+
C
D
B
D
D
1
−
B
1
equals
=
5.3 3 3 3 3 3 3 3 3 3 3
5
.
3
3
3
3
3
3
3
3
3
3
3
13
Expression 14: "D" Subscript, 1 , Baseline equals "A" Subscript, "D" , Baseline equals 4
D
1
=
A
D
equals
=
4
4
14
Expression 15: "D" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline equals 0
D
2
=
A
2
equals
=
0
0
15
Expression 16: "X" equals 1 half cosine 45 equals 0.3 5 3 5 5 3 3 9 0 5 9 3
X
=
1
2
c
o
s
4
5
equals
=
0.3 5 3 5 5 3 3 9 0 5 9 3
0
.
3
5
3
5
5
3
3
9
0
5
9
3
16
Expression 17: "Y" equals 1 half sine 45 equals 0.3 5 3 5 5 3 3 9 0 5 9 3
Y
=
1
2
s
i
n
4
5
equals
=
0.3 5 3 5 5 3 3 9 0 5 9 3
0
.
3
5
3
5
5
3
3
9
0
5
9
3
17
Graphs
Graphs
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18
Expression 19: left parenthesis, "X" minus "t" "Y" , "Y" , right parenthesis Has graph.
X
−
t
Y
,
Y
0
0
domain t Minimum:
less than or equal to "t" less than or equal to
≤
t
≤
1
1
domain t Maximum:
19
Expression 20: left parenthesis, "X" , "Y" minus "t" "Y" , right parenthesis Has graph.
X
,
Y
−
t
Y
0
0
domain t Minimum:
less than or equal to "t" less than or equal to
≤
t
≤
1
1
domain t Maximum:
20
Expression 21: polygon left parenthesis, "B" , "D" , right parenthesis Has graph.
p
o
l
y
g
o
n
B
,
D
21
Expression 22: polygon left parenthesis, "A" , "B" , "C" , "D" , right parenthesis Has graph.
p
o
l
y
g
o
n
A
,
B
,
C
,
D
22
Points
Points
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23
38
powered by
powered by
A
B
C
D
3
4
X
90°
"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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