brabbit2
brabbit2
29-09-2017
Mathematics
contestada
Help please help please
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samdeen911
samdeen911
29-09-2017
answer is C. 22
if you subtract 15 by 10, you get 5. so you can also subtract 27 by 5 and get 22
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chewhiuyonowuwox
chewhiuyonowuwox
29-09-2017
∆ABC is similar to ∆DEF (SAS),
AB/DE = AC/DF
27/x = 15/10
15x = 270
x = 18
The length of DE is 18 units.
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