Convert 68 m² into cm².
Correct answer(s):
- 680000 cm²
Subject
Mathematics
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Quizzes in Mathematics for Grade 8
A cube-shaped box has each edge 49 m. What is its volume?
Correct answer(s):
- 117649 m³
Using π = 3.14, find the volume of a sphere with radius 6 m.
Correct answer(s):
- 904.32 m³
A cube has edge length 47 mm. What is its total surface area?
Correct answer(s):
- 13254 mm²
Using π = 3.14, find the volume of a cone with radius 3 cm and height 69 cm.
Correct answer(s):
- 649.98 cm³
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
Using π = 3.14, find the curved surface area of a cylinder with radius 10 mm and height 63 mm.
Correct answer(s):
- 3956.4 mm²
A semicircular window has radius 44 cm. Using π = 3.14, what is its area?
Correct answer(s):
- 3039.52 cm²
Using π = 3.14, find the volume of a cylinder with radius 11 cm and height 59 cm.
Correct answer(s):
- 22416.46 cm³
Using π = 3.14, find the circumference of a circle with radius 41 m.
Correct answer(s):
- 257.48 m
A cuboid measures 57 m × 6 m × 7 m. What is its total surface area?
Correct answer(s):
- 1566 m²
Convert 66 m³ into cm³.
Correct answer(s):
- 66000000 cm³
Using π = 3.14, find the volume of a sphere with radius 5 cm.
Correct answer(s):
- 523.33 cm³
Using π = 3.14, find the volume of a cone with radius 12 mm and height 68 mm.
Correct answer(s):
- 10248.96 mm³
A rectangular cardboard is 51 cm by 13 cm. A square of side 5 cm is cut from it. What area remains?
Correct answer(s):
- 638 cm²
Using π = 3.14, find the curved surface area of a cylinder with radius 9 m and height 62 m.
Correct answer(s):
- 3504.24 m²
A semicircular window has radius 43 mm. Using π = 3.14, what is its area?
Correct answer(s):
- 2902.93 mm²
Using π = 3.14, find the volume of a cylinder with radius 10 mm and height 58 mm.
Correct answer(s):
- 18212 mm³
Using π = 3.14, find the circumference of a circle with radius 40 cm.
Correct answer(s):
- 251.2 cm
A cuboid measures 56 cm × 5 cm × 6 cm. What is its total surface area?
Correct answer(s):
- 1292 cm²