Find the coordinates of the vertices of each figure after a reflection over the given axis.
triangle
ABC with vertices
A(–8, 5),
B(–7, –6), and
C(3, 4);
x-axis
Draw an obtuse isosceles triangle.
Draw a right isosceles triangle.
A triangle has the vertices A(–7, 8), B(1, –7), and C(7, 6). After a dilation, the vertices of the image are A’(–28, 32), B’(4, –28), and C’(28, 24). What is the scale factor of the dilation?
Determine if the two figures are similar by using transformations.
Find the coordinates of the vertices of the figure after a reflection over the given axis. Then graph the reflection image.
x-axis
Refer to the figure below.
If
m
, what is the measure of an angle that is complementary to
?
Classify the polygon. Then determine whether it appears to be regular or not regular.
The measures of the angles of a triangle are shown below. Find the value of x.
79°, 70°, x°
Find the coordinates of the image’s vertices.
A triangle with vertices
L(–1, 5),
M(–1, 7), and
N(–8, 5) is rotated 270
counterclockwise about the origin.
Copy parallelogram ABCD.
Rotate the parallelogram
clockwise about point
Q.
Draw an obtuse scalene triangle.
Determine the scale factor for each dilation. Determine whether the dilation is an enlargement, reduction, or congruence transformation.
Use the terms vertical angles, adjacent angles, complementary angles, or supplementary angles to describe angles 1 and 2 in as many ways as possible.
Find the missing measure in the triangle.
A = 94°, B = 54°, C = x°
Draw an acute equilateral triangle.
Classify the polygon. Then determine whether it appears to be regular or not regular.
Use the terms vertical angles, adjacent angles, complementary angles, or supplementary angles to describe angles 1 and 2 in as many ways as possible.
Classify the polygon. Then determine whether it appears to be regular or not regular.
Find the value of x in the figure.