Blue Area = 15 / 4 = 3.75

Expression 16: "K" Subscript, 1 , Baseline equals "A" Subscript, 1 , Baseline equals 0

equals

Expression 17: StartFraction, "K" Subscript, 2 , Baseline Over "M" Subscript, 1 , Baseline , EndFraction equals StartFraction, "L" Subscript, 1 , Baseline minus "M" Subscript, 1 , Baseline Over "L" Subscript, 2 , Baseline , EndFraction

Expression 18: "K" Subscript, 2 , Baseline equals StartFraction, "M" Subscript, 1 , Baseline left parenthesis, "L" Subscript, 1 , Baseline minus "M" Subscript, 1 , Baseline , right parenthesis Over "L" Subscript, 2 , Baseline , EndFraction equals 1.5

equals

1.5

Expression 19: "L" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline plus StartFraction, 3 left parenthesis, "C" Subscript, 1 , Baseline minus "M" Subscript, 1 , Baseline , right parenthesis Over 3 plus 6 , EndFraction equals 4

equals

Expression 20: "L" Subscript, 2 , Baseline equals "M" Subscript, 2 , Baseline plus StartFraction, "C" Subscript, 2 , Baseline minus "M" Subscript, 2 , Baseline Over 3 , EndFraction equals 2

equals

Expression 21: "M" Subscript, 1 , Baseline equals StartFraction, "s" Over 2 , EndFraction equals 3

equals

Expression 22: "M" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline equals 0

equals

Expression 23: "P" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline plus 0.4cosine theta Subscript, 1 , Baseline equals 2.8 7 3 5 0 8 8 9 3 5 9

equals

2.8 7 3 5 0 8 8 9 3 5 9

Expression 24: "P" Subscript, 2 , Baseline equals "M" Subscript, 2 , Baseline plus 0.4sine theta Subscript, 1 , Baseline equals 0.3 7 9 4 7 3 3 1 9 2 2

equals

0.3 7 9 4 7 3 3 1 9 2 2

Expression 25: theta Subscript, 1 , Baseline equals tangent to the negative 1st power 2 plus 45 equals 108.4 3 4 9 4 8 8 2 3

equals

108.4 3 4 9 4 8 8 2 3

Graphs

Expression 27: "y" less than 25 Has graph. To audio trace, press ALT+T.

Expression 28: "j" equals left bracket, 135 , negative 135 , right bracket equals a list of numbers. 2 items

2 element list

Expression 29: polygon left parenthesis, "K" , "L" , "M" , right parenthesis Has graph.

Expression 30: polygon left parenthesis, "A" , "B" , "D" , "B" , "C" , "M" , "K" , "L" , "C" , "D" , right parenthesis Has graph.

Expression 31: left parenthesis, "P" Subscript, 1 , Baseline plus StartFraction, 0.4 "t" cos left parenthesis, theta Subscript, 1 , Baseline plus "j" , right parenthesis Over StartRoot, 2 , EndRoot , EndFraction , "P" Subscript, 2 , Baseline plus StartFraction, 0.4 "t" sin left parenthesis, theta Subscript, 1 , Baseline plus "j" , right parenthesis Over StartRoot, 2 , EndRoot , EndFraction , right parenthesis Has graph.

domain t Minimum:

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

domain t Maximum:

Points

Square Side s = 6