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tigry1 [53]
3 years ago
12

I don't understand this subject

Mathematics
1 answer:
GaryK [48]3 years ago
4 0

Answer:

7.3

Step-by-step explanation:

The two triangles are similar, meaning that they have the same angles but the triangles are in different sizes. To solve this, use proportions:

\frac{3}{5} =\frac{4.5}{x}

Cross multiply:

3x=22.5\\x=7.3

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y=mx+b

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Let (2,-5) and (4,0) be (x1,y1) and (x2,y2) correspondingly.

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therefore equation of line will be:

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