Expression 4: StartFraction, pi Over 2 , EndFraction times 1π2·1
equals=
1.5 7 0 7 9 6 3 2 6 7 91.57079632679
4
Rectangular Area minus Integral
5
Expression 6: StartFraction, pi Over 2 , EndFraction times 1 minus Start integral from 0 to StartFraction, pi Over 2 , EndFraction , end integral, sine left parenthesis, "x" , right parenthesis "d" "x"π2·1−∫π20sinxdx
equals=
0.5 7 0 7 9 6 3 2 6 7 9 50.570796326795
6
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left parenthesis, StartFraction, pi Over 2 , EndFraction , 1 , right parenthesisπ2,1