A semicircular window has radius 49 mm. Using π = 22/7, what is its area?
Correct answer(s):
- 3773 mm²
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Using π = 3.14, find the circumference of a circle with radius 46 cm.
Correct answer(s):
- 288.88 cm
Using π = 3.14, find the area of a circle with radius 43 m.
Correct answer(s):
- 5805.86 m²
A rhombus has diagonals 76 cm and 6 cm. Find its area.
Correct answer(s):
- 228 cm²
The parallel sides of a trapezium are 38 mm and 44 mm, and the height is 10 mm. What is its area?
Correct answer(s):
- 410 mm²
A parallelogram has base 63 cm and perpendicular height 5 cm. Find its area.
Correct answer(s):
- 315 cm²
A triangle has base 56 m and perpendicular height 9 m. What is its area?
Correct answer(s):
- 252 m²
A square photo frame has side length 26 cm. What is its perimeter?
Correct answer(s):
- 104 cm
A classroom notice board is 28 mm long and 9 mm wide. What is its perimeter?
Correct answer(s):
- 74 mm
The area of a rectangle is 627 m² and its breadth is 11 m. What is the length?
Correct answer(s):
- 57 m
A rectangular garden is 31 cm long and 5 cm wide. What is its area?
Correct answer(s):
- 155 cm²
A floor is 82 m long and 9 m wide. If polishing costs 5 taka per m², what is the total cost?
Correct answer(s):
- 3690 taka
Convert 72 m³ into cm³.
Correct answer(s):
- 72000000 cm³
Using π = 3.14, find the volume of a sphere with radius 11 cm.
Correct answer(s):
- 5572.45 cm³
Using π = 3.14, find the volume of a cone with radius 8 mm and height 74 mm.
Correct answer(s):
- 4957.01 mm³
Using π = 3.14, find the curved surface area of a cylinder with radius 15 m and height 68 m.
Correct answer(s):
- 6405.6 m²
Using π = 3.14, find the volume of a cylinder with radius 16 mm and height 64 mm.
Correct answer(s):
- 51445.76 mm³
A cuboid measures 62 cm × 5 cm × 4 cm. What is its total surface area?
Correct answer(s):
- 1156 cm²
A cuboid has length 61 m, breadth 8 m, and height 11 m. Find its volume.
Correct answer(s):
- 5368 m³
A cube-shaped box has each edge 53 mm. What is its volume?
Correct answer(s):
- 148877 mm³