Triangle ABC is similar to triangle DEF and has a ratio of similarity of 15:7. If side BC measures 8 mm, how long is side EF?
1 answer:
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The fraction is one whole aka one
Answer:
y=-x+4
Step-by-step explanation:
m=(y2-y1)/(x2-x1)
m=(-1-1)/(5-3)
m=-2/2
m=-1
y-y1=m(x-x1)
y-1=-1(x-3)
y-1=-x+3
y=-x+3+1
y=-x+4
10. After all the Pythagorean theorem the answer is 51.7215 cm