Answer:
0.25
Step-by-step explanation:
Answer:
See below
Step-by-step explanation:
The initial ordered-pairs are 
We have a rotation of 90 degrees counterclockwise with respect to origin
Note. Previously the points were

After the rotation, we have

Thus, 
Then shifting horizontally to the right 2 units, we get ΔA'B'C'
Thus,



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If two polygons are similar, their corresponding sides ratios will be equal to each other.






Answered by : ❝ AǫᴜᴀWɪᴢ ❞
Idk sorry I am not that good at math :)
Sin(theeta) = square root(3)/2
theeta = sin inverse [square root (3)/2]
theeta = 60 degrees
as seen from trignometric table