Perimeter = 41.2274522257

Expression 19: "C" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline

equals

negative 4.5 6 1 5 5 2 8 1 2 8 1

Expression 20: "D" Subscript, 1 , Baseline equals "R" cosine left parenthesis, 90 minus StartFraction, "A" Subscript, "O" "B" , Baseline Over 2 , EndFraction , right parenthesis

equals

6.0 4 0 8 9 5 8 3 6 0 9

Expression 21: "D" Subscript, 2 , Baseline equals "R" sine left parenthesis, 90 minus StartFraction, "A" Subscript, "O" "B" , Baseline Over 2 , EndFraction , right parenthesis

equals

2.5 6 1 5 5 2 8 1 2 8 1

Expression 22: "E" Subscript, 1 , Baseline equals negative "D" Subscript, 1 , Baseline

equals

negative 6.0 4 0 8 9 5 8 3 6 0 9

Expression 23: "E" Subscript, 2 , Baseline equals "D" Subscript, 2 , Baseline

equals

2.5 6 1 5 5 2 8 1 2 8 1

Expression 24: "F" Subscript, 1 , Baseline equals "O" Subscript, 1 , Baseline

equals

Expression 25: "F" Subscript, 2 , Baseline equals negative "R"

equals

negative 6.5 6 1 5 5 2 8 1 2 8 1

Expression 26: "J" Subscript, 1 , Baseline equals StartFraction, "B" Subscript, 1 , Baseline plus "C" Subscript, 1 , Baseline Over 2 , EndFraction

equals

negative 2.3 5 8 2 9 4 4 7 1 1 8

Expression 27: "J" Subscript, 2 , Baseline equals StartFraction, "B" Subscript, 2 , Baseline plus "C" Subscript, 2 , Baseline Over 2 , EndFraction

equals

Expression 28: "K" Subscript, 1 , Baseline equals StartFraction, "A" Subscript, 1 , Baseline plus "C" Subscript, 1 , Baseline Over 2 , EndFraction

equals

Expression 29: "K" Subscript, 2 , Baseline equals StartFraction, "A" Subscript, 2 , Baseline plus "C" Subscript, 2 , Baseline Over 2 , EndFraction

equals

negative 4.5 6 1 5 5 2 8 1 2 8 1

Expression 30: "L" Subscript, 1 , Baseline equals StartFraction, "A" Subscript, 1 , Baseline plus "B" Subscript, 1 , Baseline Over 2 , EndFraction

equals

2.3 5 8 2 9 4 4 7 1 1 8

Expression 31: "L" Subscript, 2 , Baseline equals StartFraction, "A" Subscript, 2 , Baseline plus "B" Subscript, 2 , Baseline Over 2 , EndFraction

equals

Graphs

Expression 33: polygon left parenthesis, "D" , "O" , right parenthesis

Expression 34: polygon left parenthesis, "E" , "O" , right parenthesis

Expression 35: polygon left parenthesis, "F" , "O" , right parenthesis

Expression 36: left parenthesis, "R" cos "t" , "R" sin "t" , right parenthesis

domain t Minimum:

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

domain t Maximum: 360

Expression 37: polygon left parenthesis, "A" , "B" , "C" , right parenthesis

Points