Yellow Triangle Area = 8

Ekspresi 20: StartFraction, "F" Subscript, 1 , Baseline minus "B" Subscript, 1 , Baseline Over "B" Subscript, 2 , Baseline , EndFraction equals StartFraction, "D" Subscript, 1 , Baseline minus "B" Subscript, 1 , Baseline Over "B" Subscript, 2 , Baseline minus "D" Subscript, 2 , Baseline , EndFraction

Ekspresi 21: "F" Subscript, 1 , Baseline equals StartFraction, "B" Subscript, 2 , Baseline left parenthesis, "D" Subscript, 1 , Baseline minus "B" Subscript, 1 , Baseline , right parenthesis Over "B" Subscript, 2 , Baseline minus "D" Subscript, 2 , Baseline , EndFraction plus "B" Subscript, 1 , Baseline

Ekspresi 22: "F" Subscript, 2 , Baseline equals "E" Subscript, 2 , Baseline

Ekspresi 23: "L" Subscript, 1 , Baseline equals "R" Subscript, 1 , Baseline

Ekspresi 24: "L" Subscript, 2 , Baseline equals "R" Subscript, 1 , Baseline

Ekspresi 25: StartFraction, left parenthesis, "R" Subscript, 1 , Baseline StartRoot, 2 , EndRoot plus "R" StartRoot, 2 , EndRoot , right parenthesis squared Over left parenthesis, "M" Subscript, 1 , Baseline minus "L" Subscript, 1 , Baseline , right parenthesis squared plus left parenthesis, "R" minus "R" Subscript, 1 , Baseline , right parenthesis squared , EndFraction

Ekspresi 26: "M" Subscript, 1 , Baseline equals StartRoot, left parenthesis, "R" Subscript, 1 , Baseline StartRoot, 2 , EndRoot plus "R" StartRoot, 2 , EndRoot , right parenthesis squared minus left parenthesis, "R" minus "R" Subscript, 1 , Baseline , right parenthesis squared , EndRoot plus "L" Subscript, 1 , Baseline

Ekspresi 27: "M" Subscript, 2 , Baseline equals "R"

Ekspresi 28: "K" Subscript, 1 , Baseline equals left bracket, "A" Subscript, 1 , Baseline , "B" Subscript, 1 , Baseline , "C" Subscript, 1 , Baseline , "D" Subscript, 1 , Baseline , right bracket plus 0.5cosine theta Subscript, 1 , Baseline

Ekspresi 29: "K" Subscript, 2 , Baseline equals left bracket, "A" Subscript, 2 , Baseline , "B" Subscript, 2 , Baseline , "C" Subscript, 2 , Baseline , "D" Subscript, 2 , Baseline , right bracket plus 0.5sine theta Subscript, 1 , Baseline

Ekspresi 30: theta Subscript, 1 , Baseline equals tangent to the negative 1st power StartFraction, "D" Subscript, 2 , Baseline Over "D" Subscript, 1 , Baseline minus "E" Subscript, 1 , Baseline , EndFraction minus 135

Graphs

Ekspresi 32: "y" less than 20

Ekspresi 33: polygon left parenthesis, "D" , "E" , "F" , right parenthesis

Ekspresi 34: left parenthesis, "K" Subscript, 1 , Baseline plus StartFraction, 0.5 "t" cos left parenthesis, theta Subscript, 1 , Baseline minus 135 , right parenthesis Over StartRoot, 2 , EndRoot , EndFraction , "K" Subscript, 2 , Baseline plus StartFraction, 0.5 "t" sin left parenthesis, theta Subscript, 1 , Baseline minus 135 , right parenthesis Over StartRoot, 2 , EndRoot , EndFraction , right parenthesis

Ekspresi 35: left parenthesis, "K" Subscript, 1 , Baseline plus StartFraction, 0.5 "t" cos left parenthesis, theta Subscript, 1 , Baseline plus 135 , right parenthesis Over StartRoot, 2 , EndRoot , EndFraction , "K" Subscript, 2 , Baseline plus StartFraction, 0.5 "t" sin left parenthesis, theta Subscript, 1 , Baseline plus 135 , right parenthesis Over StartRoot, 2 , EndRoot , EndFraction , right parenthesis

Ekspresi 36: polygon left parenthesis, "A" , "C" , "M" , "C" , "E" , "C" , "A" , "B" , "F" , "B" , "L" , right parenthesis

Ekspresi 37: left parenthesis, "L" Subscript, 1 , Baseline plus "R" Subscript, 1 , Baseline cos "t" , "L" Subscript, 2 , Baseline plus "R" Subscript, 1 , Baseline sin "t" , right parenthesis

Ekspresi 38: left parenthesis, "M" Subscript, 1 , Baseline plus "R" cos "t" , "M" Subscript, 2 , Baseline plus "R" sin "t" , right parenthesis

Ekspresi 39: "E" , "F"

Points

dipersembahkan oleh