← Back to chapter
Vidaara.orgClass 8 · Mathematics
CodeVID-M8-09-CT
Basic Geometry — Full Chapter Test
Chapter: Basic Geometry
Topic: Complete chapter — all topics
Maximum Marks: 35
Time: 75 minutes
Name: ____________________ Roll No.: __________ Date: ____________

General Instructions

  • This is a full-length test covering the whole chapter — every topic is included.
  • 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 point has:
  • A.length only
  • B.no size
  • C.two ends
  • D.one end
2.
Complementary angles sum to:
  • A.$90^\circ$
  • B.$180^\circ$
  • C.$360^\circ$
  • D.$45^\circ$
3.
Adjacent angles share a common vertex and a common:
  • A.circle
  • B.arm
  • C.length
  • D.colour
4.
A line extends:
  • A.one way
  • B.endlessly both ways
  • C.not at all
  • D.in a circle
5.
Supplementary angles sum to:
  • A.$90^\circ$
  • B.$180^\circ$
  • C.$360^\circ$
  • D.$270^\circ$
Section B — Short Answer (2 marks) 4 × 2 = 8 marks
6.
How many endpoints does a ray have?
7.
Find the complement of $35^\circ$.
8.
Vertically opposite angles are always:
9.
How many endpoints does a line segment have?
Section C — Short Answer (3 marks) 4 × 3 = 12 marks
10.
Name the angle type for $45^\circ$.
11.
The complement of an angle is $25^\circ$. Find the angle.
12.
Two lines cross; one angle is $65^\circ$. Find all four angles.
13.
Name the angle type for $120^\circ$.
Section D — Long Answer (5 marks) 2 × 5 = 10 marks
14.
Classify each angle as acute, right, obtuse, straight or reflex: $30^\circ, 90^\circ, 135^\circ, 180^\circ, 300^\circ$.
15.
Two complementary angles are in the ratio $4:5$. Find both angles.

Answer Key

Section A — Multiple Choice Questions
  1. (B) no size
  2. (A) $90^\circ$
  3. (B) arm
  4. (B) endlessly both ways
  5. (B) $180^\circ$
Section B — Short Answer (2 marks)
  1. $1$.
  2. $55^\circ$.
  3. Equal.
  4. $2$.
Section C — Short Answer (3 marks)
  1. Acute.
  2. $65^\circ$.
  3. $65^\circ, 115^\circ, 65^\circ, 115^\circ$.
  4. Obtuse.
Section D — Long Answer (5 marks)
  1. Acute, right, obtuse, straight, reflex.
  2. $40^\circ$ and $50^\circ$.
Generated by Vidaara.org · Assignment VID-M8-09-CT · vidaara.org