hollypellison
hollypellison hollypellison
  • 01-07-2020
  • Mathematics
contestada

ABC is a straight line.
The length of BC is three times the length of AB.
AC = 80 metres.
Work out the length BC.​

Respuesta :

ujalakhan18
ujalakhan18 ujalakhan18
  • 01-07-2020

Answer:

AB = 20 metres

BC = 60 metres

Step-by-step explanation:

Let AB = x

Then, BC = 3x

Condition:

=> x+3x = 80

=> 4x = 80

Dividing both sides by 4

=> x = 20

So,

AB = 20 metres

BC = 3(20)

BC = 60 metres

Answer Link
adamclerins2
adamclerins2 adamclerins2
  • 01-07-2020
The length of bc is 60 meters
Answer Link

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