Which of the following steps would be most useful in proving that a circle with a radius of 3 inches is similar to a circle with a radius of 2 feet? Dilate the smaller circle by a scale 3 factor of . 2 Dilate the smaller circle by a scale factor of 8. Rotate the larger circle 90°. Reflect the smaller circle in its diameter.
Which of the following steps would be most useful in proving that a circle with a radius of 3 inches is similar to a circle with a radius of 2 feet? Dilate the smaller circle by a scale 3 factor of . 2 Dilate the smaller circle by a scale factor of 8. Rotate the larger circle 90°. Reflect the smaller circle in its diameter.
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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Transcribed Image Text:Which of the following steps would be most
useful in proving that a circle with a radius of 3
inches is similar to a circle with a radius of 2
feet?
Dilate the smaller
circle by a scale
3
factor of .
2
Dilate the smaller
circle by a scale
factor of 8.
Rotate the larger
circle 90°.
Reflect the
smaller circle in
its diameter.

Transcribed Image Text:In the diagram, OR = OS.
Find m DE.
E
145°
mDE=
9.
ト
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