Liam tried to define a translation. - Point A maps to point A' - Every point P maps to point P' such that PP' is parallel to AA'
and points in the same direction as AA' Which counterexample shows that Liam's definition does not fully define a translation?
2 answers:
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Answer:
D
Step-by-step explanation:
Δ CED and Δ CAB are similar thus the ratios of corresponding sides are equal, that is
=
, substitute values
=
=
( cross- multiply )
12x = 156 - x ( add x to both sides )
13x = 156 ( divide both sides by 13 )
x = 12
Thus
AC = 156 - x = 156 - 12 = 144 → D
