Expression 6: polygon left parenthesis, "A" , "C" , right parenthesispolygonA,C
6
Hidden Label: "b" equals left parenthesis, 1 half "a" , 1 half left parenthesis, "A" . "y" plus "B" . "y" , right parenthesis , right parenthesisb=12a,12A.y+B.y
Label
equals=
left parenthesis, 2.8 5 , negative 0.5 , right parenthesis2.85,−0.5
7
Expression 8: "m" equals StartFraction, 3 Over negative "a" , EndFractionm=3−a
equals=
negative 0.5 2 6 3 1 5 7 8 9 4 7 4−0.526315789474
8
Expression 9: "f" Subscript, 1 , Baseline left parenthesis, "x" , right parenthesis equals negative StartFraction, 1 Over "m" , EndFraction left parenthesis, "x" minus 1 half "a" , right parenthesis plus "b" . "y"f1x=−1mx−12a+b.y
9
Expression 10: "x" equals "a"x=a
equals=
5.75.7
10
C: "C" equals left parenthesis, "a" , "f" Subscript, 1 , Baseline left parenthesis, "a" , right parenthesis , right parenthesisC=a,f1a
Label:
equals=
left parenthesis, 5.7 , 4.9 1 5 , right parenthesis5.7,4.915
11
Expression 12: left parenthesis, "x" minus "a" , right parenthesis squared plus left parenthesis, "y" minus "f" Subscript, 1 , Baseline left parenthesis, "a" , right parenthesis , right parenthesis squared equals distance left parenthesis, "C" , "B" , right parenthesis squaredx−a2+y−f1a2=distanceC,B2
