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10 questions
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- Q1Triangle LMN has vertices at L(–4, 2), M(2, 4), and N(2, –6). If the triangle is dilated by a scale factor of 1/2 , what will be the coordinates of N′?( 2, -3)( 0, -2)(1, –3)(1, -6)300sNC.8.G.3
- Q2Triangle XYZ has vertices at X(–4, 2), Y(2, 2), and Z(–2, 4). After a dilation is applied, the image triangle X′Y′Z′ has vertices X′(–12, 6), Y′(6, 6), and Z′(–6, 12). What is the scale factor for the dilation?1/231/32300sNC.8.G.3
- Q3Two figures are shown, which statement is true?△J′K′L′ is a translation of △JKL four units down.△J′K′L′ is a rotation of △JKL 90° counterclockwise.△J′K′L′ is a reflection of △JKL over the x-axis.△J′K′L′ is a reflection of △JKL over the y-axis.300sNC.8.G.3
- Q4If the rectangle is translated 6 units to the left and 3 units up, what will be the coordinates of Y′?(10, –5)(–2, –5)(10, 1)(–2, 1)300sNC.8.G.3
- Q5Rectangle LMNP is transformed to rectangle L′M′N′P′ as shown on the graph below. What scale factor was used in the dilation?421/21/4300sNC.8.G.3
- Q6Which transformation exhibits the similarity of triangles A B C and A' B'C' shown below?Triangle A' B'C' is the reflected image of triangle A B C.Triangle A' B'C' is the translated image of triangle A B C.Triangle A' B'C' is the dilated image of triangle A B C.Triangle A' B'C' is the rotated image of triangle A B C.300sNC.8.G.4
- Q7Which statement can be used to prove that triangle A is similar to triangle B, shown on the coordinate plane below?Triangle A is dilation from the origin by a scale factor of 2 to obtain triangle B.Triangle A is dilated from the origin by a scale factor of 1/2 to obtain triangle B.Triangle A is translated 4 units left and 4 units down to obtain triangle B.Triangle A is reflected across the y- axis to obtain triangle B.300sNC.8.G.4
- Q8Which single transformation performed on Figure A results in Figure A’?Rotation about point QReflection across point QTranslation with a midpoint at point QDilation with a positive scale, with center of dilation at point Q300sNC.8.G.4
- Q9The square below is translated to the left and reflected across the y-axis. Which statement about the resulting figure is true?It is congruent to the original square.It is similar but larger than the original square.It is similar but smaller than the original square.It is not a rectangle that is not a square.300sNC.8.G.2
- Q10Which graph shows the line segment after it has been reflected over the x-axis?300sNC.8.G.2
