BD = ca / ( b + c )

Expression 21: "f" left parenthesis, "x" , right parenthesis equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesis plus "A" Subscript, 2 , Baseline

Expression 22: "g" left parenthesis, "x" , right parenthesis equals "m" Subscript, 4 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis plus "C" Subscript, 2 , Baseline

Expression 23: "f" left parenthesis, "P" Subscript, 1 , Baseline , right parenthesis tilde "g" left parenthesis, "P" Subscript, 1 , Baseline , right parenthesis

Expression 24: "P" Subscript, 2 , Baseline equals "g" left parenthesis, "P" Subscript, 1 , Baseline , right parenthesis

equals

negative 1.3 4 6 8 8 1 2 4 4 6 4

Expression 25: "m" Subscript, 5 , Baseline equals tangent "A" Subscript, "C" "B" , Baseline

equals

negative 0.8 3 3 3 3 3 3 3 3 3 3 3

Expression 26: "y" equals "m" Subscript, 5 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis plus "C" Subscript, 2 , Baseline

Expression 27: "y" equals StartFraction, negative 1 Over "m" Subscript, 5 , Baseline , EndFraction left parenthesis, "x" minus "P" Subscript, 1 , Baseline , right parenthesis plus "P" Subscript, 2 , Baseline

Expression 28: "m" Subscript, 5 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis plus "C" Subscript, 2 , Baseline equals negative StartFraction, 1 Over "m" Subscript, 5 , Baseline , EndFraction left parenthesis, "x" minus "P" Subscript, 1 , Baseline , right parenthesis plus "P" Subscript, 2 , Baseline

Expression 29: "T" Subscript, 1 , Baseline equals StartFraction, StartNestedFraction, 1 NestedOver "m" Subscript, 5 , Baseline , EndNestedFraction "P" Subscript, 1 , Baseline plus "P" Subscript, 2 , Baseline plus "m" Subscript, 5 , Baseline "C" Subscript, 1 , Baseline minus "C" Subscript, 2 , Baseline Over "m" Subscript, 5 , Baseline plus StartNestedFraction, 1 NestedOver "m" Subscript, 5 , Baseline , EndNestedFraction , EndFraction

equals

0.2 4 8 5 7 3 2 1 5 8 5 2

Expression 30: "T" Subscript, 2 , Baseline equals negative StartFraction, 1 Over "m" Subscript, 5 , Baseline , EndFraction left parenthesis, "T" Subscript, 1 , Baseline minus "P" Subscript, 1 , Baseline , right parenthesis plus "P" Subscript, 2 , Baseline

equals

1.4 5 9 5 2 2 3 2 0 1 2

Sides ( a, b, c )

Expression 32: "a" equals StartRoot, left parenthesis, "C" Subscript, 1 , Baseline minus "B" Subscript, 1 , Baseline , right parenthesis squared plus left parenthesis, "C" Subscript, 2 , Baseline minus "B" Subscript, 2 , Baseline , right parenthesis squared , EndRoot

equals

15.6 2 0 4 9 9 3 5 1 8

Expression 33: "b" equals StartRoot, left parenthesis, "C" Subscript, 1 , Baseline minus "A" Subscript, 1 , Baseline , right parenthesis squared plus left parenthesis, "C" Subscript, 2 , Baseline minus "A" Subscript, 2 , Baseline , right parenthesis squared , EndRoot

equals

Expression 34: "c" equals StartRoot, left parenthesis, "B" Subscript, 1 , Baseline minus "A" Subscript, 1 , Baseline , right parenthesis squared plus left parenthesis, "B" Subscript, 2 , Baseline minus "A" Subscript, 2 , Baseline , right parenthesis squared , EndRoot

equals

10.4 4 0 3 0 6 5 0 8 9

Expression 35: "A" Subscript, "D" , Baseline equals StartRoot, left parenthesis, "D" Subscript, 1 , Baseline minus "A" Subscript, 1 , Baseline , right parenthesis squared plus left parenthesis, "D" Subscript, 2 , Baseline minus "A" Subscript, 2 , Baseline , right parenthesis squared , EndRoot

equals

9.8 7 7 4 5 6 5 6 0 9 2

Graphs

Hidden Label: left parenthesis, "A" Subscript, 1 , Baseline , "A" Subscript, 2 , Baseline , right parenthesis , left parenthesis, "B" Subscript, 1 , Baseline , "B" Subscript, 2 , Baseline , right parenthesis

Label

equals

left parenthesis, negative 7 , negative 5 , right parenthesis

left parenthesis, negative 4 , 5 , right parenthesis

Hidden Label: left parenthesis, "C" Subscript, 1 , Baseline , "C" Subscript, 2 , Baseline , right parenthesis , left parenthesis, "B" Subscript, 1 , Baseline , "B" Subscript, 2 , Baseline , right parenthesis

Label

equals

left parenthesis, 8 , negative 5 , right parenthesis

left parenthesis, negative 4 , 5 , right parenthesis

Hidden Label: left parenthesis, "C" Subscript, 1 , Baseline , "C" Subscript, 2 , Baseline , right parenthesis , left parenthesis, "A" Subscript, 1 , Baseline , "A" Subscript, 2 , Baseline , right parenthesis

Label

equals

left parenthesis, 8 , negative 5 , right parenthesis

left parenthesis, negative 7 , negative 5 , right parenthesis

Expression 40: left parenthesis, "P" Subscript, 1 , Baseline plus "R" cos "t" , "P" Subscript, 2 , Baseline plus "R" sin "t" , right parenthesis

domain t Minimum:

less than or equal to "t" less than or equal to

domain t Maximum: 360

Expression 41: "R" equals "P" Subscript, 2 , Baseline minus "A" Subscript, 2 , Baseline

equals

3.6 5 3 1 1 8 7 5 5 3 6

Points

Start black, "A" equals ( negative 7 ; negative 5 ) End black

Start black, "B" equals ( negative 4 ; 5 ) End black

Start black, "C" equals ( 8 ; negative 5 ) End black

Start black, "D" equals ( 0.9 2 4 6 1 3 5 5 ; 0.8 9 6 1 5 5 3 8 ) End black

Start black, "T" equals ( 0.2 4 8 5 7 3 2 2 ; 1.4 5 9 5 2 2 3 ) End black

Start black, "P" equals ( negative 2.0 9 0 0 9 6 4 ; negative 1.3 4 6 8 8 1 2 ) End black