The distance from each vertex of a polygon and a central point is: a = 8", b = 7", c = 6", and d = 4.5". The distance of each vertex of its dilation and a central point is: a' =
", b' = ?, c' = ?. Find b' and c' by first finding the scale factor:
?
A.
?Scale Factor: 3, b' = ", c' = 2"
B.
?Scale Factor: , b' = 21", c' = 18"
C.
?Scale Factor: , b' =
", c' = 2"
D.
?Scale Factor: , b' =
", c' = 18"
E.
?Scale Factor: 3, b' = 21", c' = 18"
Answer: C
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A. no solution; ? B. {(1, 4)} C. {(-1, -4)} D. {(4, 1)}
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A. 27.06 in. B. 31.31 in. C. 28.8 in. D. 30.03 in.
Solve. ? 0
A. (-?, -3) ? , or
B. ? [3, ?), or
C. , or
D. , or