Dilation Map Segments, Angles, Rays Worksheet Page 5
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115.7
(7)
Dilation of an angle
compass,
(a) Angles are formed by two _________ that share an endpoint (see picture if you aren’t sure).
ruler
(b) Dilating a ray results in _____________________________________________________ (see #5).
(c) Dilate angle ABC below about point O with scale factor r = 2.
B
A
C
O
ur u
ur u
ur u
ur u
__
P __
__
P __
(d)
and
because rays map to _____________________rays under dilation
(e) Label the intersection of ray AB and ray A'C' with the letter T.
(f) ∠BAC ≅ ∠BTC' because __________________________________________________________________
(g) ∠B'A'C' ≅ ∠BTC' because _________________________________________________________________
(h) ∠B'A'C' ≅ ∠BAC because _________________________________________________________________
(i) Dilating an angle results in an angle __________________________________________________________
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