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

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

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adamclerins2 adamclerins2

01-07-2020

The length of bc is 60 meters

Answer Link

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