Using π = 3.14, find the area of a circle with radius 39 cm.
Correct answer(s):
- 4775.94 cm²
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A rhombus has diagonals 68 mm and 20 mm. Find its area.
Correct answer(s):
- 680 mm²
The parallel sides of a trapezium are 34 m and 41 m, and the height is 6 m. What is its area?
Correct answer(s):
- 225 m²
A parallelogram has base 55 mm and perpendicular height 14 mm. Find its area.
Correct answer(s):
- 770 mm²
A triangle has base 48 cm and perpendicular height 5 cm. What is its area?
Correct answer(s):
- 120 cm²
A square photo frame has side length 22 mm. What is its perimeter?
Correct answer(s):
- 88 mm
A classroom notice board is 24 m long and 5 m wide. What is its perimeter?
Correct answer(s):
- 58 m
The area of a rectangle is 315 cm² and its breadth is 7 cm. What is the length?
Correct answer(s):
- 45 cm
A rectangular garden is 23 mm long and 12 mm wide. What is its area?
Correct answer(s):
- 276 mm²
A floor is 78 m long and 5 m wide. If polishing costs 9 taka per m², what is the total cost?
Correct answer(s):
- 3510 taka
Convert 68 m³ into cm³.
Correct answer(s):
- 68000000 cm³
Using π = 22/7, find the volume of a sphere with radius 7 mm.
Correct answer(s):
- 1437.33 mm³
Using π = 3.14, find the volume of a cone with radius 4 m and height 70 m.
Correct answer(s):
- 1172.27 m³
Using π = 3.14, find the curved surface area of a cylinder with radius 11 cm and height 64 cm.
Correct answer(s):
- 4421.12 cm²
Using π = 3.14, find the volume of a cylinder with radius 12 m and height 60 m.
Correct answer(s):
- 27129.6 m³
A cuboid measures 58 mm × 7 mm × 8 mm. What is its total surface area?
Correct answer(s):
- 1852 mm²
A cuboid has length 57 cm, breadth 4 cm, and height 7 cm. Find its volume.
Correct answer(s):
- 1596 cm³
A cube-shaped box has each edge 49 m. What is its volume?
Correct answer(s):
- 117649 m³
A cube has edge length 47 mm. What is its total surface area?
Correct answer(s):
- 13254 mm²
A rectangular cardboard is 52 m by 6 m. A square of side 2 m is cut from it. What area remains?
Correct answer(s):
- 308 m²