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Squares = 1225 Sq. Units
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運算式 20: "E" Subscript, 1 , Baseline equals "A" Subscript, 1 , Baseline
E
1
=
A
1
20
運算式 21: "F" Subscript, 1 , Baseline equals "E" Subscript, 1 , Baseline plus "s" cosine left parenthesis, "D" Subscript, "H" "E" , Baseline minus 90 , right parenthesis
F
1
=
E
1
+
s
c
o
s
D
H
E
−
9
0
21
運算式 22: "F" Subscript, 2 , Baseline equals "E" Subscript, 2 , Baseline plus "s" sine left parenthesis, "D" Subscript, "H" "E" , Baseline minus 90 , right parenthesis
F
2
=
E
2
+
s
s
i
n
D
H
E
−
9
0
22
運算式 23: "G" Subscript, 1 , Baseline equals "F" Subscript, 1 , Baseline plus "s" cosine left parenthesis, "D" Subscript, "H" "E" , Baseline minus 2 times 90 , right parenthesis
G
1
=
F
1
+
s
c
o
s
D
H
E
−
2
·
9
0
23
運算式 24: "G" Subscript, 2 , Baseline equals "F" Subscript, 2 , Baseline plus "s" sine left parenthesis, "D" Subscript, "H" "E" , Baseline minus 2 times 90 , right parenthesis
G
2
=
F
2
+
s
s
i
n
D
H
E
−
2
·
9
0
24
運算式 25: "H" Subscript, 1 , Baseline equals "E" Subscript, 1 , Baseline plus "s" cosine left parenthesis, "D" Subscript, "H" "E" , Baseline minus 2 times 90 , right parenthesis
H
1
=
E
1
+
s
c
o
s
D
H
E
−
2
·
9
0
25
運算式 26: "H" Subscript, 2 , Baseline equals "E" Subscript, 2 , Baseline plus "s" sine left parenthesis, "D" Subscript, "H" "E" , Baseline minus 2 times 90 , right parenthesis
H
2
=
E
2
+
s
s
i
n
D
H
E
−
2
·
9
0
26
運算式 27: "J" Subscript, 1 , Baseline equals "K" Subscript, 1 , Baseline plus "s" cosine left parenthesis, "D" Subscript, "H" "E" , Baseline minus 3 times 90 , right parenthesis
J
1
=
K
1
+
s
c
o
s
D
H
E
−
3
·
9
0
27
運算式 28: "J" Subscript, 2 , Baseline equals "K" Subscript, 2 , Baseline plus "s" sine left parenthesis, "D" Subscript, "H" "E" , Baseline minus 3 times 90 , right parenthesis
J
2
=
K
2
+
s
s
i
n
D
H
E
−
3
·
9
0
28
運算式 29: "K" Subscript, 1 , Baseline equals "L" Subscript, 1 , Baseline plus "s" cosine left parenthesis, "D" Subscript, "H" "E" , Baseline minus 2 times 90 , right parenthesis
K
1
=
L
1
+
s
c
o
s
D
H
E
−
2
·
9
0
29
運算式 30: "K" Subscript, 2 , Baseline equals "L" Subscript, 2 , Baseline plus "s" sine left parenthesis, "D" Subscript, "H" "E" , Baseline minus 2 times 90 , right parenthesis
K
2
=
L
2
+
s
s
i
n
D
H
E
−
2
·
9
0
30
運算式 31: "L" Subscript, 1 , Baseline equals "s" cosine left parenthesis, "D" Subscript, "H" "E" , Baseline minus 90 , right parenthesis plus StartFraction, "s" squared Over "h" minus "E" Subscript, 2 , Baseline , EndFraction
L
1
=
s
c
o
s
D
H
E
−
9
0
+
s
2
h
−
E
2
31
運算式 32: "L" Subscript, 2 , Baseline equals "h"
L
2
=
h
32
運算式 33: "M" Subscript, 1 , Baseline equals "L" Subscript, 1 , Baseline plus "s" cosine left parenthesis, "D" Subscript, "H" "E" , Baseline minus 3 times 90 , right parenthesis
M
1
=
L
1
+
s
c
o
s
D
H
E
−
3
·
9
0
33
運算式 34: "M" Subscript, 2 , Baseline equals "L" Subscript, 2 , Baseline plus "s" sine left parenthesis, "D" Subscript, "H" "E" , Baseline minus 3 times 90 , right parenthesis
M
2
=
L
2
+
s
s
i
n
D
H
E
−
3
·
9
0
34
Graphs
Graphs
對學生隱藏此資料夾。
35
運算式 36: "y" less than 70
y
<
7
0
36
運算式 37: polygon left parenthesis, "E" , "F" , "G" , "L" , "K" , "J" , "M" , "G" , "H" , right parenthesis
p
o
l
y
g
o
n
E
,
F
,
G
,
L
,
K
,
J
,
M
,
G
,
H
37
運算式 38: polygon left parenthesis, "E" , "F" , "G" , "L" , "K" , "J" , "M" , "G" , "H" , right parenthesis
p
o
l
y
g
o
n
E
,
F
,
G
,
L
,
K
,
J
,
M
,
G
,
H
38
運算式 39: polygon left parenthesis, "A" , "B" , "C" , "D" , right parenthesis
p
o
l
y
g
o
n
A
,
B
,
C
,
D
39
Points
Points
對學生隱藏此資料夾。
40
54
技術支援
技術支援
"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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