Prettygirlyaya
25.07.2019 •
Mathematics
Triangle xyz equals triangle d e f, yz is 10 m x z is 15 m in e f is 8 meters what is df
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Ответ:
(YZ) / (XZ) = (ef) / (df)
Substituting values we have:
(10) / (15) = (8) / (df)
Clearing we have:
df = (15/10) * (8)
df = 12 meters
The value of DF is given by:
df = 12 meters
Ответ:
21=3*7, 45=3*3*5 so the LCM of 21 and 45 is 3*3*5*7=315
So the LCD is 315