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1 2 4 3 ⊾4= ⊾1= ⊾2=118 1 6 2 5 3 4 ⊾3= ⊾4= ⊾6= ⊾2= ⊾5=40 ⊾1=60 30o 1 4 2 3 ⊾1= ⊾2= ⊾3= ⊾4= 28o b a a= b= 133o d c a b a= b= c= d= c d f b a e e= f= d= c=b a=70 a & b=????? together a 110o b a= a=b 134o b d a e d= a= b= e= time to think f a e b d c f=46o a= b= 1/2f c= e= b= d= keep thinking f a e b d c b= c= d= e= f= a=27o b= 2*⊾a ⊾b= 1/6 ⊾a a e b d c b= a= c= e= d= ⊾f=74o e ⊾c= 1/2⊾f f d ⊾e= 2 *⊾b a c b e= b= c= d= ⊾1= 1/3 ⊾2 5 6 4 3 1 ⊾6= 1/4 ⊾3 2 ⊾4= 2 * ⊾6 ⊾1= ⊾3= ⊾4= ⊾6= ⊾5= 68o a a= f=22o f a e b c & d are complementary d c d= A ⊾ABC=145O B D DB E BC C m⊾ABD= |