Question

Halla la longitud de BC y AB. Si AB=3BC,siendo AC=60cm

Answer 1

A-------3x-------B---x---C

|-------------------|---------|

|------------60-------------|

• 3x + x = 60
• 4x = 60
• x = 60/4
• x = 15

• BC = x
• BC = 15

• AB = 3BC
• AB = 3(x)
• AB = 3(15)
• AB = 45