Using π = 3.14, find the curved surface area of a cylinder with radius 8 cm and height 61 cm.
Correct answer(s):
- 3064.64 cm²
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Using π = 3.14, find the volume of a cylinder with radius 9 m and height 57 m.
Correct answer(s):
- 14497.38 m³
A cuboid measures 55 mm × 4 mm × 5 mm. What is its total surface area?
Correct answer(s):
- 1030 mm²
A cuboid has length 54 cm, breadth 8 cm, and height 4 cm. Find its volume.
Correct answer(s):
- 1728 cm³
A cube-shaped box has each edge 46 m. What is its volume?
Correct answer(s):
- 97336 m³
A cube has edge length 44 mm. What is its total surface area?
Correct answer(s):
- 11616 mm²
A rectangular cardboard is 49 m by 11 m. A square of side 3 m is cut from it. What area remains?
Correct answer(s):
- 530 m²
A semicircular window has radius 41 cm. Using π = 3.14, what is its area?
Correct answer(s):
- 2639.17 cm²
Using π = 3.14, find the circumference of a circle with radius 38 m.
Correct answer(s):
- 238.64 m
Using π = 22/7, find the area of a circle with radius 35 mm.
Correct answer(s):
- 3850 mm²
An L-shaped path has an outer rectangle of 18 m by 11 m, with an inward step that adds two extra edges of 2 m each. What is its perimeter?
Correct answer(s):
- 62 m
A cube has edge length 10 cm. Find its volume.
Correct answer(s):
- 1000 cm³
A composite shape is usually solved by which method?
Correct answer(s):
- break it into familiar shapes
Select all statements that are true about surface area.
Correct answer(s):
- It measures the total area of outer faces
- It uses square units
For a trapezium area, which measurements are used?
Correct answer(s):
- two parallel sides and height
Which is the best unit for the area of a classroom floor?
Correct answer(s):
- square metres
Which is the best unit for the perimeter of a playground?
Correct answer(s):
- metres
Choose all measurements needed for the volume of a cuboid.
Correct answer(s):
- height
- length
- width
Which formula finds the total surface area of a cube with side s?
Correct answer(s):
- 6s²
Select all formulas for the volume of a cube with side s.
Correct answer(s):
- s × s × s
- s³