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3 years ago

9

I don't understand the last one. I got the right answer, but how to do it? (Reply ASAP).

2 answers:

k0ka [10]3 years ago

7 0

Denominator, 12 and 9 are on the bottom. and 15 and x are on the right side.

Lena [83]3 years ago

4 0

This means For every 12m QS, there will be 9m TV and for every 15 RS, there will be x UV
This works because the triangles are SIMILAR

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