Answer:
10
Step-by-step explanation:
Your scale factor is 3/2, because when you compare AC and DF, the ration is 18/12, or 3/2. We can set up a proportion:
3/2=15/x
We cross multiplu
3x=30
x=10
So, the length of DE is 10 units.
Hope this helps!
Answer:
use a calulator it can help
Step-by-step explanation:
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Answer:
tanB=8/6
Step-by-step explanation:
Answer:
2x⁴ + x² + 64445555555555555556