Circles. Semicircles. Square

表达式14: "C" Subscript, 2 , Baseline equals "s"

equals

表达式15: "D" Subscript, 1 , Baseline equals "s"

equals

表达式16: "D" Subscript, 2 , Baseline equals StartRoot, 0 , EndRoot

equals

表达式17: "L" Subscript, 1 , Baseline equals "M" Subscript, 1 , Baseline

equals

表达式18: "L" Subscript, 2 , Baseline equals "s" minus 2 "R" minus "R" Subscript, 1 , Baseline

equals

2.6 6 6 6 6 6 6 6 6 6 7

表达式19: "M" Subscript, 1 , Baseline equals StartFraction, "s" Over 2 , EndFraction

equals

表达式20: "M" Subscript, 2 , Baseline equals "s" minus "R"

equals

6.6 6 6 6 6 6 6 6 6 6 7

Graphs

表达式22: "y" less than 25

表达式23: left parenthesis, StartFraction, "s" Over 2 , EndFraction cos "t" , 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： 90

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

表达式25: left parenthesis, "M" Subscript, 1 , Baseline plus "R" cos "t" , "M" Subscript, 2 , Baseline plus "R" sin "t" , right parenthesis

定义域t最小值： 0

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

定义域t最大值： 360

表达式26: 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

定义域t最小值： 0

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

定义域t最大值： 360

表达式27: left parenthesis, "D" Subscript, 1 , Baseline plus StartFraction, "s" Over 2 , EndFraction cos "t" , "D" Subscript, 2 , Baseline plus StartFraction, "s" Over 2 , EndFraction sin "t" , right parenthesis

定义域t最小值： 90

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

定义域t最大值： 180

Points

技术支持