A semicircular window has radius 54 m. Using π = 3.14, what is its area?
Correct answer(s):
- 4578.12 m²
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Using π = 3.14, find the circumference of a circle with radius 51 mm.
Correct answer(s):
- 320.28 mm
Using π = 3.14, find the area of a circle with radius 48 cm.
Correct answer(s):
- 7234.56 cm²
A rhombus has diagonals 86 mm and 16 mm. Find its area.
Correct answer(s):
- 688 mm²
The parallel sides of a trapezium are 43 m and 49 m, and the height is 7 m. What is its area?
Correct answer(s):
- 322 m²
A parallelogram has base 73 mm and perpendicular height 10 mm. Find its area.
Correct answer(s):
- 730 mm²
A triangle has base 66 cm and perpendicular height 14 cm. What is its area?
Correct answer(s):
- 462 cm²
A square tile has side length 31 mm. What is the area of the tile?
Correct answer(s):
- 961 mm²
A classroom notice board is 33 m long and 14 m wide. What is its perimeter?
Correct answer(s):
- 94 m
The area of a rectangle is 504 cm² and its breadth is 7 cm. What is the length?
Correct answer(s):
- 72 cm
A rectangular garden is 41 mm long and 10 mm wide. What is its area?
Correct answer(s):
- 410 mm²
A floor is 87 m long and 14 m wide. If polishing costs 10 taka per m², what is the total cost?
Correct answer(s):
- 12180 taka
Convert 78 m² into cm².
Correct answer(s):
- 780000 cm²
Using π = 3.14, find the volume of a sphere with radius 6 mm.
Correct answer(s):
- 904.32 mm³
Using π = 3.14, find the volume of a cone with radius 3 m and height 79 m.
Correct answer(s):
- 744.18 m³
Using π = 3.14, find the curved surface area of a cylinder with radius 11 cm and height 73 cm.
Correct answer(s):
- 5042.84 cm²
Using π = 3.14, find the volume of a cylinder with radius 11 m and height 69 m.
Correct answer(s):
- 26215.86 m³
A cuboid measures 67 mm × 4 mm × 9 mm. What is its total surface area?
Correct answer(s):
- 1814 mm²
A cuboid has length 66 cm, breadth 6 cm, and height 7 cm. Find its volume.
Correct answer(s):
- 2772 cm³
A cube-shaped box has each edge 58 m. What is its volume?
Correct answer(s):
- 195112 m³