The dashed triangle is the image of the pre-image solid triangle.
2 answers:
see the attached figure with letters to better understand the problem
we know that
the scale factor is equal to
or 
we have

substitute in the formula


therefore
<u>the answer is</u>
the scale factor is equal to 
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5:9 is just 5/9
Hope this helps!
Answer:
simplified 10k-1a-10
Step-by-step explanation:
Simplified
3^2+x^2=8^2
9+x^2=64
x^2 = 64-9=55
The answer is B
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