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by BlastRoom
Practice dilating points and polygons from the origin and finding scale factors.
#us_grade_7_math
20 questions
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Point A is at (3,-2). It is dilated from the origin by scale factor 4. What is A'?
Point B is at (-6,8). It is dilated from the origin by scale factor 1/2. What is B'?
Point C is at (5,7). It is dilated from the origin by scale factor 3. What is C'?
Point D is at (-4,-9). It is dilated from the origin by scale factor 2. What is D'?
Point E is at (12,-3). It is dilated from the origin by scale factor 1/3. What is E'?
Point F is at (-2,6). It is dilated from the origin by scale factor 5. What is F'?
Point G is at (8,-10). It is dilated from the origin by scale factor 3/2. What is G'?
Point H is at (-15,9). It is dilated from the origin by scale factor 2/3. What is H'?
Triangle PQR has P(2,1), Q(4,1), and R(2,3). Dilate it from the origin by scale factor 2. What are P', Q', and R'?
Rectangle ABCD has A(-1,2), B(3,2), C(3,-1), and D(-1,-1). It is dilated from the origin by scale factor 3. What are the image vertices?
Triangle LMN has L(-6,0), M(0,4), and N(8,-2). Dilate it from the origin by scale factor 1/2. What are the image vertices?
Quadrilateral JKLM has J(4,-2), K(8,-2), L(8,-6), and M(4,-6). Dilate it from the origin by scale factor 1/2. What is the image?
Triangle XYZ has X(1,-4), Y(3,-4), and Z(2,-1). It is dilated from the origin by scale factor 4. What are the image vertices?
Quadrilateral WXYZ has W(-2,-2), X(-2,4), Y(1,4), and Z(1,-2). Dilate it from the origin by scale factor 3. What is the image?
Triangle RST has R(9,6), S(3,-6), and T(-12,0). Dilate it from the origin by scale factor 1/3. What are the image vertices?
Parallelogram EFGH has E(-4,2), F(2,2), G(4,-2), and H(-2,-2). Dilate it from the origin by scale factor 2. What is the image?
A dilation centered at the origin maps B(5,-3) to B'(15,-9). What is the scale factor?
A dilation centered at the origin maps C(-8,12) to C'(-4,6). What is the scale factor?
A dilation centered at the origin maps D(2,7) to D'(8,28). What is the scale factor?
A dilation centered at the origin maps E(-9,6) to E'(-6,4). What is the scale factor?
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40 questions
