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Mumz [18]
3 years ago
12

Use the following similar triangles (ABC ~ DEF). If AC= 18 when DF=19 and AB=15, what is DE? Solve mathematically. Round your an

swer to the nearest tenth.
Mathematics
2 answers:
Usimov [2.4K]3 years ago
8 0

Answer:

15.8

Step-by-step explanation:DE=15*19/6

DE=15.83=15.8

aev [14]3 years ago
3 0

Answer:

Step-by-step explanation:

As they are similar triangles,we can write

\frac{AB}{DE}=\frac{AC}{DF}

⇒\frac{15}{DE}=\frac{18}{19}

⇒DE=15.8

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