Orange Area Perimeter = 6

表达式14: "D" Subscript, 1 , Baseline equals "s"

equals

表达式15: "D" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline

equals

表达式16: "E" Subscript, 1 , Baseline equals "C" Subscript, 1 , Baseline minus "C" Subscript, "E" , Baseline cosine "B" Subscript, "C" "E" , Baseline

equals

表达式17: "E" Subscript, 2 , Baseline equals "C" Subscript, 2 , Baseline minus "C" Subscript, "E" , Baseline sine "B" Subscript, "C" "E" , Baseline

equals

0.5

表达式18: "F" Subscript, 1 , Baseline equals "C" Subscript, 1 , Baseline minus "s" cosine "B" Subscript, "C" "E" , Baseline

equals

0.4

表达式19: "F" Subscript, 2 , Baseline equals "C" Subscript, 2 , Baseline minus "s" sine "B" Subscript, "C" "E" , Baseline

equals

0.8

表达式20: "M" Subscript, 1 , Baseline equals StartFraction, "s" Over 2 , EndFraction

equals

表达式21: "M" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline

equals

Graphs

表达式23: "y" less than 25

表达式24: polygon left parenthesis, "B" , "C" , "E" , right parenthesis

表达式25: left parenthesis, "M" Subscript, 1 , Baseline plus StartFraction, "s" Over 2 , EndFraction cos "t" , "M" Subscript, 2 , Baseline plus StartFraction, "s" Over 2 , EndFraction sin "t" , right parenthesis

定义域t最小值：

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

定义域t最大值： 180

表达式26: polygon left parenthesis, "A" , "B" , "C" , "E" , "M" , "F" , "M" , "C" , "D" , right parenthesis

Points

技术支持

Perimeter BCE = ?

Square Side s = 2