Complete os espaços abricó fazendo a decomposição através da edição e subtração 53=+
86=+
30=+
18=+
60=+
90=+
43=+
37=+

40=-
65=-
27=-
74=-

Meee ajudem e pra ontem

Two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: what is the approximate distance, in feet, between the two poles? 6.93 feet 8.66 feet 12.32 feet 15.59 feet