Mensuration Questions Practice Question and Answer
8 Q: Each side of an equilateral triangle is 6 cm. Find its area.
875 064d239f50df042748fa6d41e
64d239f50df042748fa6d41e- 19 √3 sq.cm.true
- 26 √3 sq.cm.false
- 34√3sq.cm.false
- 48 √3 sq.cmfalse
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Answer : 1. "9 √3 sq.cm. "
Q: What is the height (in cm) of an equilateral triangle whose each side is 8 cm?
866 06479da28411cb5478d8b2708
6479da28411cb5478d8b2708- 1$$4\sqrt { 3} \ $$true
- 2$$3\sqrt { 2} \ $$false
- 3$$4\sqrt { 2} \ $$false
- 4$$3\sqrt { 5} \ $$false
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Answer : 1. "$$4\sqrt { 3} \ $$"
Q: Length of a rectangle is 53 metre, while its breath is 28 metre. Cost of covering it with grass bed is Rs.27 sq meter. Find total expenditure?
864 063d0dddb484e510dd06c22af
63d0dddb484e510dd06c22af- 1Rs. 40,098false
- 2Rs. 40,048false
- 3Rs. 40,058false
- 4None of thesetrue
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Answer : 4. "None of these"
Q: A square and an equilateral triangle are drawn on the same base. the ratio of their area is
858 062fce85be01bb93d5ecb7746
62fce85be01bb93d5ecb7746- 12 : 1false
- 21 : 1false
- 3$$\sqrt{30}:\sqrt{4}$$false
- 4$$4:\sqrt{3}$$true
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Answer : 4. "$$4:\sqrt{3}$$"
Q: ABC is an equilateral triangle with side 12 cm and AD is the median. Find the length of GD if G is the centroid of ΔАВС.
854 064ccdadeb6a5e472e27fbfd0
64ccdadeb6a5e472e27fbfd0- 1$${6\sqrt{3}}cm$$false
- 2$${3\sqrt{3}}cm$$false
- 3$${4\sqrt{3}}cm$$false
- 4$${2\sqrt{3}}cm$$true
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Answer : 4. "$${2\sqrt{3}}cm$$"
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 )
853 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: O, G, I and H are respectively the circumcentre, centroid, incentre and orthocentre of an equilateral triangle. Which of these points are identical?
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64537bdb7f82520866188c8a- 1O and I onlyfalse
- 2O and G onlyfalse
- 3O, G, I and Htrue
- 4O, G and H onlyfalse
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Answer : 3. "O, G, I and H "
Q: The slant height and the radius of a right circular cone are 11 cm and 6 cm, respectively. What is the curved surface area of the cone?
850 16433b7e0a16c2dfa9cdac597
6433b7e0a16c2dfa9cdac597- 1$${{74л cm^2}}$$false
- 2$${{60л cm^2}}$$false
- 3$${{44л cm^2}}$$false
- 4$${{66л cm^2}}$$true
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