Question
The length on a drawing is 9cm and the scale is 2cm to 40km find the actual lenght
Answers
Bosnian
2 cm / 40 km = 9 cm / x km
2 / 40 = 9 / x
Ccross multiply.
2 x = 360
x = 360 / 2
x = 180 km
OR
9 cm / 2 cm = 4.5
4.5 ∙ 40 km = 180 km
2 / 40 = 9 / x
Ccross multiply.
2 x = 360
x = 360 / 2
x = 180 km
OR
9 cm / 2 cm = 4.5
4.5 ∙ 40 km = 180 km