The area of a rectangle is 270 cm² and its breadth is 10 cm. What is the length?
Correct answer(s):
- 27 cm
Subject
Mensuration
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Quizzes in Mensuration for Grade 8
Using π = 22/7, find the volume of a cylinder with radius 7 mm and height 55 mm.
Correct answer(s):
- 8470 mm³
A rectangular garden is 11 mm long and 6 mm wide. What is its area?
Correct answer(s):
- 66 mm²
A cuboid measures 53 cm × 8 cm × 11 cm. What is its total surface area?
Correct answer(s):
- 2190 cm²
Which statements about a cube are correct? Select all correct answers.
Correct answer(s):
- All 6 faces are equal squares
- Volume = side³
A parallelogram has base 41 m and perpendicular height 7 m. Find its area.
Correct answer(s):
- 287 m²
A cube has edge length 40 m. What is its total surface area?
Correct answer(s):
- 9600 m²
A triangle has base 34 mm and perpendicular height 8 mm. What is its area?
Correct answer(s):
- 136 mm²
A rectangular cardboard is 45 cm by 7 cm. A square of side 3 cm is cut from it. What area remains?
Correct answer(s):
- 306 cm²
A square tile has side length 15 m. What is the area of the tile?
Correct answer(s):
- 225 m²
A semicircular window has radius 37 mm. Using π = 3.14, what is its area?
Correct answer(s):
- 2149.33 mm²
A classroom notice board is 17 cm long and 10 cm wide. What is its perimeter?
Correct answer(s):
- 54 cm
Using π = 3.14, find the circumference of a circle with radius 34 cm.
Correct answer(s):
- 213.52 cm
The area of a rectangle is 216 mm² and its breadth is 9 mm. What is the length?
Correct answer(s):
- 24 mm
Using π = 3.14, find the area of a circle with radius 31 m.
Correct answer(s):
- 3017.54 m²
A rectangular garden is 9 m long and 5 m wide. What is its area?
Correct answer(s):
- 45 m²
A rhombus has diagonals 52 cm and 26 cm. Find its area.
Correct answer(s):
- 676 cm²
Which measurements should be written in square units? Select all correct answers.
Correct answer(s):
- Total surface area of a cube
- Area of a wall
The parallel sides of a trapezium are 26 mm and 35 mm, and the height is 6 mm. What is its area?
Correct answer(s):
- 183 mm²
A floor is 71 m long and 8 m wide. If polishing costs 10 taka per m², what is the total cost?
Correct answer(s):
- 5680 taka