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Vidaara.orgClass 8 · Mathematics
CodeVID-M08-14-TRR-01
Translation, Reflection & Rotation - Assignment
Chapter: Transformations
Topic: Translation, Reflection, and Rotation
Maximum Marks: 35
Time: 75 minutes
Name: ____________________ Roll No.: __________ Date: ____________

General Instructions

  • All questions are compulsory.
  • Section A carries 1 mark each, Section B 2 marks, Section C 3 marks and Section D 5 marks.
  • Show all working for Sections B, C and D. Only final answers are given at the end — for full solutions, raise your doubts with your teacher.
Section A — Multiple Choice Questions 5 × 1 = 5 marks
1.
A figure that slides undergoes a:
  • A.reflection
  • B.translation
  • C.rotation
  • D.enlargement
2.
A mirror image is produced by a:
  • A.translation
  • B.reflection
  • C.rotation
  • D.scaling
3.
Turning about a point is a:
  • A.translation
  • B.reflection
  • C.rotation
  • D.enlargement
4.
These transformations preserve:
  • A.only size
  • B.only shape
  • C.size and shape
  • D.neither
5.
The image is ___ the original.
  • A.larger than
  • B.smaller than
  • C.congruent to
  • D.unrelated to
Section B — Short Answer (2 marks) 4 × 2 = 8 marks
6.
Which transformation slides a shape?
7.
Which transformation gives a mirror image?
8.
Which transformation turns a shape?
9.
Do these transformations change the size?
Section C — Short Answer (3 marks) 4 × 3 = 12 marks
10.
Reflect the point $(3,2)$ in the $x$-axis.
11.
Reflect the point $(3,2)$ in the $y$-axis.
12.
Translate $(1,1)$ by $3$ right and $2$ up.
13.
After a rotation, is the image congruent to the original?
Section D — Long Answer (5 marks) 2 × 5 = 10 marks
14.
$A(2,3)$ is reflected in the $x$-axis to $A'$, then $A'$ is reflected in the $y$-axis to $A''$. Find $A'$ and $A''$.
15.
Translate the triangle with vertices $(0,0),(2,0),(0,3)$ by $4$ units right and $1$ unit up. Give the new vertices.

Answer Key

Section A — Multiple Choice Questions
  1. (B) translation
  2. (B) reflection
  3. (C) rotation
  4. (C) size and shape
  5. (C) congruent to
Section B — Short Answer (2 marks)
  1. Translation.
  2. Reflection.
  3. Rotation.
  4. No.
Section C — Short Answer (3 marks)
  1. $(3,-2)$.
  2. $(-3,2)$.
  3. $(4,3)$.
  4. Yes.
Section D — Long Answer (5 marks)
  1. $A'(2,-3)$, $A''(-2,-3)$.
  2. $(4,1),(6,1),(4,4)$.
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