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Andrews [41]
3 years ago
13

Will mark brainliest- please help! find x

Mathematics
2 answers:
ZanzabumX [31]3 years ago
8 0
................................. x is something idl
Dmitrij [34]3 years ago
3 0

Answer:

15

Step-by-step explanation:

Assuming x is the length DB

Δ DSR and Δ DBC are similar, so ratios of corresponding sides are equal, that is

\frac{DB}{DS} = \frac{DC}{DR} , substitute values

\frac{DB}{10} = \frac{12}{8} ( cross- multiply )

8 DB = 120 ( divide both sides by 8 )

DB = 15

That is x = DB = 15

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