Blue Area = 45 / 4 = 11.25

運算式 17: "B" Subscript, 1 , Baseline equals "O" Subscript, 1 , Baseline

equals

運算式 18: "B" Subscript, 2 , Baseline equals negative "R"

equals

negative 5

運算式 19: "M" Subscript, 1 , Baseline equals "O" Subscript, 1 , Baseline

equals

運算式 20: "M" Subscript, 2 , Baseline equals StartFraction, "R" Over 2 , EndFraction

equals

2.5

Graphs

運算式 22: "y" less than 25

運算式 23: polygon left parenthesis, "B" , "C" , "M" , right parenthesis

運算式 24: polygon left parenthesis, "A" , "O" , "B" , "C" , right parenthesis

運算式 25: left parenthesis, "R" cos "t" , "R" sin "t" , right parenthesis

定義域 t 最小值：

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

定義域 t 最大值： 360

運算式 26: left parenthesis, 0 , "t" "R" , right parenthesis

定義域 t 最小值：

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

定義域 t 最大值：

運算式 27: left parenthesis, "t" "R" , 0 , right parenthesis

定義域 t 最小值：

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

定義域 t 最大值：

Points

技術支援

R = 5