Question

Calcula “BC”, si en la figura se cumple: 2AC + 3OC = 75
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Answer 1

Respuesta:

Dato:

2AC + 3OC = 75

OB = 9

0A = 5

AB = 4

2(AB+BC) + 3 (OB + BC) = 75

2(4 +BC) + 3(9 + BC) = 75

8 + 2BC + 27 + 3BC = 75

35 + 5BC = 75

5BC = 75 - 35

BC = 40/5

BC = 8