Mensuration Questions Practice Question and Answer
8 Q: A circular wire of diameter 42 cm is folded in the shape of a rectangle whose sides are in the ratio 6 : 5 . Find the area enclosed by the rectangle. (Take π = 22/7 )
1082 06332ea125c208a6bf707ecd0
6332ea125c208a6bf707ecd0- 1$$540 cm^2$$false
- 2$$1080 cm^2$$true
- 3$$2160 cm^2$$false
- 4$$4320 cm^2$$false
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Answer : 2. "$$1080 cm^2$$"
Q: A pole 23 m long reaches a window which is 3 m above the ground on one side of a street. Keeping its foot at the same point, the pole is turned to the other side of the street to reach a window 4 is m high. What is the width (in m) of the street?
1082 06479d363772333474b8424e2
6479d363772333474b8424e2- 117false
- 235false
- 339true
- 422false
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Answer : 3. "39 "
Q: If the length of the diagonal AC of a square ABCD is 5.2 cm, then the area of the square is?
1065 06218eb743e501f3ab0a876b7
6218eb743e501f3ab0a876b7- 115.12 sq.cmfalse
- 213.52 sq.cmtrue
- 312.62 sq.cmfalse
- 410.00 sq.cmfalse
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Answer : 2. "13.52 sq.cm"
Q: A solid metallic sphere of radius 12 cm is melted and recast into a cone having diameter of the base as 12 cm. What is the height of the cone?
1060 0648725afbf323e479aa75ce3
648725afbf323e479aa75ce3- 1258 cmfalse
- 2224 cmfalse
- 3166 cmfalse
- 4192 cmtrue
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Answer : 4. "192 cm"
Q: Each side of a square is 12 cm long. The perimeter of this square is equal to the perimeter of a rectangle whose length is 16 cm. What will be the area of this rectangle?
1059 06433d7b11ce944a93e9678c8
6433d7b11ce944a93e9678c8- 1$${{128cm^2}}$$true
- 2$${{112cm^2}}$$false
- 3$${{184cm^2}}$$false
- 4$${{156cm^2}}$$false
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Answer : 1. "$${{128cm^2}}$$"
Q: Find the area of the triangle whose sides are 5 cm, 12 cm and 13 cm.
1056 064660966cdae930acb83fe27
64660966cdae930acb83fe27- 130 $${{cm^2}}$$true
- 233 $${{cm^2}}$$false
- 315 $${{cm^2}}$$false
- 425 $${{cm^2}}$$false
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Answer : 1. "30 $${{cm^2}}$$"
Q: The length of the diagonal of a square is ‘a’ cm. Which of the following represents the area of the square (in sq. cm.)?
1052 0633192691fdfd616ed8dce88
633192691fdfd616ed8dce88- 12afalse
- 2$${a\over\sqrt { 2}\ }$$false
- 3$${a^2\over 2} $$true
- 4$${a^2\over 4} $$false
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Answer : 3. "$${a^2\over 2} $$"
Q: The volume of a right rectangular pyramid is 220 m3. What is the height of the pyramid, if the area of its base is 55 m2?
1052 06464956ff75f230a7a7ba8c7
6464956ff75f230a7a7ba8c7- 18 metrefalse
- 213.5 metrefalse
- 312 metretrue
- 49 metrefalse
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