Expression 15: left parenthesis, StartFraction, "s" Over 2 , EndFraction plus StartFraction, "s" Over 2 , EndFraction cos "t" , "A" Subscript, 2 , Baseline plus StartFraction, "s" Over 2 , EndFraction sin "t" , right parenthesiss2+s2cost,A2+s2sint
domain t Minimum: 9090
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 180180
15
Expression 16: left parenthesis, StartFraction, "s" Over 2 , EndFraction plus StartFraction, "s" Over 2 , EndFraction cos "t" , "A" Subscript, 2 , Baseline plus StartFraction, "s" Over 2 , EndFraction sin "t" , right parenthesiss2+s2cost,A2+s2sint
domain t Minimum: 00
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 9090
16
Expression 17: left parenthesis, StartFraction, "s" Over 2 , EndFraction plus StartFraction, "s" Over 2 , EndFraction cos "t" , "B" Subscript, 2 , Baseline plus StartFraction, "s" Over 2 , EndFraction sin "t" , right parenthesiss2+s2cost,B2+s2sint
domain t Minimum: negative 180−180
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: negative 90−90
17
Expression 18: left parenthesis, StartFraction, "s" Over 2 , EndFraction plus StartFraction, "s" Over 2 , EndFraction cos "t" , "B" Subscript, 2 , Baseline plus StartFraction, "s" Over 2 , EndFraction sin "t" , right parenthesiss2+s2cost,B2+s2sint
domain t Minimum: negative 90−90
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 00
18
Expression 19: left parenthesis, "A" Subscript, 1 , Baseline plus StartFraction, "s" Over 2 , EndFraction cos "t" , StartFraction, "s" Over 2 , EndFraction plus StartFraction, "s" Over 2 , EndFraction sin "t" , right parenthesisA1+s2cost,s2+s2sint
domain t Minimum: negative 90−90
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 00
19
Expression 20: left parenthesis, "A" Subscript, 1 , Baseline plus StartFraction, "s" Over 2 , EndFraction cos "t" , StartFraction, "s" Over 2 , EndFraction plus StartFraction, "s" Over 2 , EndFraction sin "t" , right parenthesisA1+s2cost,s2+s2sint
domain t Minimum: 00
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 9090
20
Expression 21: left parenthesis, "D" Subscript, 1 , Baseline plus StartFraction, "s" Over 2 , EndFraction cos "t" , StartFraction, "s" Over 2 , EndFraction plus StartFraction, "s" Over 2 , EndFraction sin "t" , right parenthesisD1+s2cost,s2+s2sint
domain t Minimum: negative 180−180
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: negative 90−90
21
Expression 22: left parenthesis, "D" Subscript, 1 , Baseline plus StartFraction, "s" Over 2 , EndFraction cos "t" , StartFraction, "s" Over 2 , EndFraction plus StartFraction, "s" Over 2 , EndFraction sin "t" , right parenthesisD1+s2cost,s2+s2sint
domain t Minimum: 9090
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 180180
22
Expression 23: polygon left parenthesis, "A" , "B" , "C" , "D" , right parenthesispolygonA,B,C,D