December 2019 2 228 Report
1*) No triângulo ABC , retângulo em  , têm - se : AC = 8 cm em BC = 10 cm . Sendo AD perpendicular a BC , qual e o comprimento do segmento AD ?

a) 4,8 cm
b) 2,4 cm
c) 6,0 cm
d) 5,0 cm
e) 5,4 cm
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