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表达式17: "D" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline
D
2
=
A
2
equals
=
0
0
17
表达式18: "s"
s
equals
=
10
1
0
18
表达式19: "B" Subscript, 1 , Baseline minus "F" Subscript, 1 , Baseline
B
1
−
F
1
equals
=
8.6 6 0 2 5 4 0 3 7 8 4
8
.
6
6
0
2
5
4
0
3
7
8
4
19
表达式20: "E" Subscript, 1 , Baseline equals "D" Subscript, 1 , Baseline plus StartFraction, "s" left parenthesis, "F" Subscript, 1 , Baseline minus "D" Subscript, 1 , Baseline , right parenthesis Over "s" plus "B" Subscript, 1 , Baseline minus "F" Subscript, 1 , Baseline , EndFraction
E
1
=
D
1
+
s
F
1
−
D
1
s
+
B
1
−
F
1
equals
=
0
0
20
表达式21: "E" Subscript, 2 , Baseline equals "D" Subscript, 2 , Baseline plus StartFraction, "s" left parenthesis, "F" Subscript, 2 , Baseline minus "D" Subscript, 2 , Baseline , right parenthesis Over "s" plus "B" Subscript, 1 , Baseline minus "F" Subscript, 1 , Baseline , EndFraction
E
2
=
D
2
+
s
F
2
−
D
2
s
+
B
1
−
F
1
equals
=
2.6 7 9 4 9 1 9 2 4 3 1
2
.
6
7
9
4
9
1
9
2
4
3
1
21
表达式22: "F" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline minus left parenthesis, "B" Subscript, 2 , Baseline minus "M" Subscript, 2 , Baseline , right parenthesis
F
1
=
M
1
−
B
2
−
M
2
equals
=
negative 8.6 6 0 2 5 4 0 3 7 8 4
−
8
.
6
6
0
2
5
4
0
3
7
8
4
22
表达式23: "F" Subscript, 2 , Baseline equals "M" Subscript, 2 , Baseline plus left parenthesis, "B" Subscript, 1 , Baseline minus "M" Subscript, 1 , Baseline , right parenthesis
F
2
=
M
2
+
B
1
−
M
1
equals
=
5
5
23
表达式24: "G" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline minus left parenthesis, "B" Subscript, 1 , Baseline minus "M" Subscript, 1 , Baseline , right parenthesis
G
1
=
M
1
−
B
1
−
M
1
equals
=
negative 3.6 6 0 2 5 4 0 3 7 8 4
−
3
.
6
6
0
2
5
4
0
3
7
8
4
24
表达式25: "G" Subscript, 2 , Baseline equals "M" Subscript, 2 , Baseline minus left parenthesis, "B" Subscript, 2 , Baseline minus "M" Subscript, 2 , Baseline , right parenthesis
G
2
=
M
2
−
B
2
−
M
2
equals
=
negative 3.6 6 0 2 5 4 0 3 7 8 4
−
3
.
6
6
0
2
5
4
0
3
7
8
4
25
表达式26: "H" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline plus left parenthesis, "B" Subscript, 2 , Baseline minus "M" Subscript, 2 , Baseline , right parenthesis
H
1
=
M
1
+
B
2
−
M
2
equals
=
5
5
26
表达式27: "H" Subscript, 2 , Baseline equals "M" Subscript, 2 , Baseline minus left parenthesis, "B" Subscript, 1 , Baseline minus "M" Subscript, 1 , Baseline , right parenthesis
H
2
=
M
2
−
B
1
−
M
1
equals
=
1.3 3 9 7 4 5 9 6 2 1 6
1
.
3
3
9
7
4
5
9
6
2
1
6
27
表达式28: "M" Subscript, 1 , Baseline equals "D" Subscript, 1 , Baseline plus "B" Subscript, "M" , Baseline cosine left parenthesis, 135 plus "B" Subscript, "D" "M" , Baseline , right parenthesis
M
1
=
D
1
+
B
M
c
o
s
1
3
5
+
B
D
M
equals
=
negative 1.8 3 0 1 2 7 0 1 8 9 2
−
1
.
8
3
0
1
2
7
0
1
8
9
2
28
表达式29: "M" Subscript, 2 , Baseline equals "D" Subscript, 2 , Baseline plus "B" Subscript, "M" , Baseline sine left parenthesis, 135 plus "B" Subscript, "D" "M" , Baseline , right parenthesis
M
2
=
D
2
+
B
M
s
i
n
1
3
5
+
B
D
M
equals
=
3.1 6 9 8 7 2 9 8 1 0 8
3
.
1
6
9
8
7
2
9
8
1
0
8
29
Graphs
Graphs
对学生隐藏该文件夹。
30
表达式31: "y" less than 25
y
<
2
5
31
表达式32: polygon left parenthesis, "B" , "F" , "G" , "H" , right parenthesis
p
o
l
y
g
o
n
B
,
F
,
G
,
H
32
表达式33: polygon left parenthesis, "A" , "B" , "C" , "D" , "F" , "D" , right parenthesis
p
o
l
y
g
o
n
A
,
B
,
C
,
D
,
F
,
D
33
Points
Points
对学生隐藏该文件夹。
34
48
技术支持
技术支持
A
B
C
D
E
F
G
H
M
ABCD and BFGH are Congruent Squares
?
"x"
x
"y"
y
"a" squared
a
2
"a" Superscript, "b" , Baseline
a
b
7
7
8
8
9
9
over
÷
功能
(
(
)
)
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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