7. Determine the following for any point P. a) Using the 30° angle as the angle of intersection, would r, or (P) be a positive or negative rotation? 30 b) Using the 83° angle as the angle of intersection, would ror, (P) be a positive or negative rotation? 67° 83° c) Using the 30° angle as the angle of intersection, would ror, (P) be a positive or negative rotation? morl m

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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Can I get an explanation for why the rotation would be negative or positive ?
E. Complete the following
) If you wanted to rotate a shape by 90° by double reflecting it over two intersecting lines, the angle between
he two intersecting lines would need to be
45°
-) If you wanted to rotate a shape by 110° by double reflecting it over two intersecting lines, the angle
petween the two intersecting lines would need to be
=) If you wanted to rotate a shape by 24° by double reflecting it over two intersecting lines, the angle between
the two intersecting lines would need to be
12 .
d) If you wanted to rotate a shape by 200° by double reflecting it over two intersecting lines, the angle
between the two intersecting lines would need to be
(00°
7. Determine the following for any point P.
k
a) Using the 30° angle as the angle of intersection,
would r or (P) be a positive or negative rotation?
30
67°
b) Using the 83° angle as the angle of intersection,
would ror, (P) be a positive or negative rotation?
83°
c) Using the 30° angle as the angle of intersection,
would ror, (P) be a positive or negative rotation?
8. Determine the following for any point P.
k
a) r
(P) would result in a rotation of -60°.
or
30°
b) r
(P) would result in a rotation of 134°.
or
67°
c) r
or
(P) would result in a rotation of 194°.
83°
d) r
(P) would result in a rotation of 166°.
or
9. Determine the following for any point P.
k
a) ror, (P) would result in a rotation of.
j
b) r,or, (P) would result in a rotation of
47°
21°
c) r, or (P) would result in a rotation of
37°
g
d) r, or, (P) would result in a rotation of
75°
e) r.or (P) would result in a rotation of
Transcribed Image Text:E. Complete the following ) If you wanted to rotate a shape by 90° by double reflecting it over two intersecting lines, the angle between he two intersecting lines would need to be 45° -) If you wanted to rotate a shape by 110° by double reflecting it over two intersecting lines, the angle petween the two intersecting lines would need to be =) If you wanted to rotate a shape by 24° by double reflecting it over two intersecting lines, the angle between the two intersecting lines would need to be 12 . d) If you wanted to rotate a shape by 200° by double reflecting it over two intersecting lines, the angle between the two intersecting lines would need to be (00° 7. Determine the following for any point P. k a) Using the 30° angle as the angle of intersection, would r or (P) be a positive or negative rotation? 30 67° b) Using the 83° angle as the angle of intersection, would ror, (P) be a positive or negative rotation? 83° c) Using the 30° angle as the angle of intersection, would ror, (P) be a positive or negative rotation? 8. Determine the following for any point P. k a) r (P) would result in a rotation of -60°. or 30° b) r (P) would result in a rotation of 134°. or 67° c) r or (P) would result in a rotation of 194°. 83° d) r (P) would result in a rotation of 166°. or 9. Determine the following for any point P. k a) ror, (P) would result in a rotation of. j b) r,or, (P) would result in a rotation of 47° 21° c) r, or (P) would result in a rotation of 37° g d) r, or, (P) would result in a rotation of 75° e) r.or (P) would result in a rotation of
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