Label: "E" Subscript, 1 , Baseline equals left parenthesis, "a" , "f" Subscript, "a" , Baseline left parenthesis, "a" , right parenthesis , right parenthesisE1=a,faa
Label:
equals=
left parenthesis, 3 , 0 , right parenthesis3,0
3
Label: "E" Subscript, 2 , Baseline equals left parenthesis, StartFraction, "a" Over 3 , EndFraction , "f" Subscript, "a" , Baseline left parenthesis, StartFraction, "a" Over 3 , EndFraction , right parenthesis , right parenthesisE2=a3,faa3
Label:
equals=
left parenthesis, 1 , 2 , right parenthesis1,2
4
Expression 5: polygon left parenthesis, "E" Subscript, 1 , Baseline , "E" Subscript, 2 , Baseline , right parenthesispolygonE1,E2