A triangle has base 66 cm and perpendicular height 14 cm. What is its area?
Correct answer(s):
- 462 cm²
Subject
Mathematics
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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
A rectangular cardboard is 62 mm by 8 mm. A square of side 4 mm is cut from it. What area remains?
Correct answer(s):
- 480 mm²
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
A rectangular garden is 39 m long and 9 m wide. What is its area?
Correct answer(s):
- 351 m²
A floor is 86 m long and 13 m wide. If polishing costs 9 taka per m², what is the total cost?
Correct answer(s):
- 10062 taka
Convert 76 m³ into cm³.
Correct answer(s):
- 76000000 cm³
Using π = 3.14, find the volume of a sphere with radius 5 m.
Correct answer(s):
- 523.33 m³
Using π = 3.14, find the volume of a cone with radius 12 cm and height 78 cm.
Correct answer(s):
- 11756.16 cm³
A rectangular cardboard is 61 m by 7 m. A square of side 3 m is cut from it. What area remains?
Correct answer(s):
- 418 m²
Using π = 3.14, find the curved surface area of a cylinder with radius 10 mm and height 72 mm.
Correct answer(s):
- 4521.6 mm²
A semicircular window has radius 53 cm. Using π = 3.14, what is its area?
Correct answer(s):
- 4410.13 cm²
Using π = 3.14, find the volume of a cylinder with radius 10 cm and height 68 cm.
Correct answer(s):
- 21352 cm³