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Radius R = 15 ⇒ X = 20
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Expression 12: "A" Subscript, 2 , Baseline equals "O" Subscript, 2 , Baseline
A
2
=
O
2
equals
=
0
0
12
Expression 13: "B" Subscript, 1 , Baseline equals "R"
B
1
=
R
equals
=
15
1
5
13
Expression 14: "B" Subscript, 2 , Baseline equals "O" Subscript, 2 , Baseline
B
2
=
O
2
equals
=
0
0
14
Expression 15: "C" Subscript, 1 , Baseline equals "R" cosine "B" Subscript, "O" "C" , Baseline
C
1
=
R
c
o
s
B
O
C
equals
=
4.2
4
.
2
15
Expression 16: "C" Subscript, 2 , Baseline equals "R" sine "B" Subscript, "O" "C" , Baseline
C
2
=
R
s
i
n
B
O
C
equals
=
14.4
1
4
.
4
16
Expression 17: "D" Subscript, 1 , Baseline equals "C" Subscript, 1 , Baseline plus 7cosine left parenthesis, StartFraction, "B" Subscript, "O" "C" , Baseline Over 2 , EndFraction plus 90 , right parenthesis
D
1
=
C
1
+
7
c
o
s
B
O
C
2
+
9
0
equals
=
4.4 4 0 8 9 2 0 9 8 5 times 10 to the negative 15th power
4
.
4
4
0
8
9
2
0
9
8
5
×
1
0
−
1
5
17
Expression 18: "D" Subscript, 2 , Baseline equals "C" Subscript, 2 , Baseline plus 7sine left parenthesis, StartFraction, "B" Subscript, "O" "C" , Baseline Over 2 , EndFraction plus 90 , right parenthesis
D
2
=
C
2
+
7
s
i
n
B
O
C
2
+
9
0
equals
=
20
2
0
18
Graphs
Graphs
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19
Expression 20: "y" less than 25
y
<
2
5
20
Expression 21: left parenthesis, "D" Subscript, 1 , Baseline , "D" Subscript, 2 , Baseline minus "t" "D" Subscript, 2 , Baseline , right parenthesis
D
1
,
D
2
−
t
D
2
0
0
domain t Minimum:
less than or equal to "t" less than or equal to
≤
t
≤
1
1
domain t Maximum:
21
Expression 22: 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: 180
1
8
0
22
Expression 23: polygon left parenthesis, "A" , "B" , "D" , "C" , right parenthesis
p
o
l
y
g
o
n
A
,
B
,
D
,
C
23
Points
Points
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24
34
powered by
powered by
O
A
B
C
D
AC = 24
7
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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