jazzzzhands21
26.11.2019 •
Mathematics
Triangle abc is similar to triangle def . the length of bc is 21 cm. the length of de is 10 cm. the length of ef is 14 cm.
what is the length of ab?
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Ответ:
Cross multiply
14x = 210
Divide both sides by 14
x = 15
Ответ:
12
Step-by-step explanation:
2/3 of 36 is 24. 36 - 24 = 12