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triangleABC is similar to triangleDEF. T...

`triangleABC` is similar to `triangleDEF`. The perimeters of `triangleABC` and `triangleDEF` are 40 cm and 30 cm respectively. What is the ratio of (BC+CA) to (EF + FD) equal to?

A

`5:4`

B

`4:3`

C

`3:2`

D

`2:1`

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