Triangle A and triangle B are graphed on the coordinate plane below. Which sequence of transformations will map triangle A onto its congruent image, triangle B ? 2 -8-7 -6 2 -1 12 345 6 7 8 -2 O a reflection over the x-axis, then a reflection over the y-axis O a translation units down, then a reflection over the x-axis O a reflection over the x-axis, then a translation units to the left O a rotation clockwise about the origin, then a translation units to the left B.
Triangle A and triangle B are graphed on the coordinate plane below. Which sequence of transformations will map triangle A onto its congruent image, triangle B ? 2 -8-7 -6 2 -1 12 345 6 7 8 -2 O a reflection over the x-axis, then a reflection over the y-axis O a translation units down, then a reflection over the x-axis O a reflection over the x-axis, then a translation units to the left O a rotation clockwise about the origin, then a translation units to the left B.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter12: Angle Relationships And Transformations
Section12.6: Rotations And Symmetry
Problem 32E
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please help me answer these questions. these are on my study guide and i want to fully understand the material for my upcoming test. thank you!!
Transcribed Image Text:Triangle A and triangle B are graphed on the coordinate plane below. Which
sequence of transformations will map triangle A onto its congruent image,
triangle B ?
A
-8-7-6 -5 4
-2 -1
1 2 3 45 6 7 8
-1
-2
B
-7
-8
O a reflection over the x-axis, then a reflection over the y-axis
O a translation units down, then a reflection over the x-axis
O a reflection over the x-axis, then a translation units to the left
a rotation clockwise about the origin, then a translation units to the left
Transcribed Image Text:In the diagram below, triangle ABC with sides of 13, 15, and 16, is mapped
onto triangle DEF after a clockwise rotation of 90° about point P. If DE = 2x
-1, what is the value of x?
E
2x - 1
13
'F
15
B
D
16
O 7
8.
7.5
8.5
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