수식 20: "D" Subscript, "i" "s" "t" "A" "B" , Baseline equals StartRoot, left parenthesis, "x" Subscript, 1 , Baseline minus "x" Subscript, 0 , Baseline , right parenthesis squared plus left parenthesis, "y" Subscript, 1 , Baseline minus "y" Subscript, 0 , Baseline , right parenthesis squared , EndRootDistAB=x1−x02+y1−y02
equals=
8.9 4 4 2 7 1 9 18.94427191
20
Punkter
학생에게 이 폴더를 숨깁니다.
21
25
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Start black, "A" equals left parenthesis, "x" Subscript, 0 , Baseline ; "y" Subscript, 0 , Baseline , right parenthesis End blackA=x0;y0
Start black, "B" equals left parenthesis, "x" Subscript, 1 , Baseline ; "y" Subscript, 1 , Baseline , right parenthesis End blackB=x1;y1
Start black, "C" equals left parenthesis, "x" Subscript, 1 , Baseline ; "y" Subscript, 0 , Baseline , right parenthesis End blackC=x1;y0