Vidaara.orgClass 6 · Mathematics
CodeVID-M6-00-CT
Area of Triangles & Parallelograms — Full Chapter Test
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.
The area of a triangle is:
- A.$b\times h$
- B.$\tfrac12\times b\times h$
- C.$b+h$
- D.$2bh$
2.
The area of a parallelogram is:
- A.$\tfrac12 bh$
- B.$b\times h$
- C.$b+h$
- D.$2(b+h)$
3.
To find an irregular polygon's area, split it into:
- A.points
- B.known shapes
- C.angles
- D.lines
4.
For base $6$ and height $4$, the area is:
- A.$10$
- B.$12$
- C.$24$
- D.$14$
5.
The total area is the ___ of the parts.
- A.product
- B.sum
- C.difference
- D.average
Section B — Short Answer (2 marks)
4 × 2 = 8 marks
6.
Find the area: base $8$, height $5$.
7.
A figure splits into a $6$ and an $8$ sq-unit part. Find the total.
8.
Find the area: base $10$, height $6$.
9.
A shape is a $5\times4$ rectangle and a triangle of area $6$. Find the total.
Section C — Short Answer (3 marks)
4 × 3 = 12 marks
10.
Find the area of a triangle, base $14$ cm, height $9$ cm.
11.
Find the area of a parallelogram, base $15$, height $8$.
12.
An L-shape is an $8\times5$ rectangle with a $3\times2$ rectangle removed. Find the area.
13.
A triangle has area $54$ cm$^2$ and base $12$ cm. Find its height.
Section D — Long Answer (5 marks)
2 × 5 = 10 marks
14.
A triangular garden has base $20$ m and height $15$ m. Find its area and the cost of grassing at Rs $12$ per m$^2$.
15.
A parallelogram has base $18$ cm and height $11$ cm. Find its area.
Answer Key
Section A — Multiple Choice Questions
- (B) $\tfrac12\times b\times h$
- (B) $b\times h$
- (B) known shapes
- (B) $12$
- (B) sum
Section B — Short Answer (2 marks)
- $20$.
- $14$.
- $30$.
- $26$.
Section C — Short Answer (3 marks)
- $63$ cm$^2$.
- $120$.
- $34$.
- $9$ cm.
Section D — Long Answer (5 marks)
- Area $150$ m$^2$; cost Rs $1800$.
- $198$ cm$^2$.
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