Mensuration Questions Practice Question and Answer
8 Q: The perimeter of a rhombus is 100 cm, if one of its diagonals is 14 cm. Then the area of the rhombus is
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5dcb8c5785d84c59cfbb8b3c- 1$$144 m^2 $$false
- 2$$225 m^2 $$false
- 3$$336 m^2 $$true
- 4$$400 m^2 $$false
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Answer : 3. "$$336 m^2 $$"
Q: The base of a triangle is 15 cm and height is 12 cm. The height of another triangle of double the area having the base 20 cm is
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5d7096b19004b376a58bc3c9- 19 cmfalse
- 218 cmtrue
- 38 cmfalse
- 412.5 cmfalse
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Answer : 2. "18 cm"
Explanation :
Area of first triangle =1/2*12*15=90
and second triangle Area will be 180 according to question that we can say
180=1/2*h*20
h=18 cm ans
Q: The circumference of a circle is 792 m. What will be its radius?
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5df0b7d0e837331209ea165d- 1120 mfalse
- 2133 mfalse
- 3145 mfalse
- 4136 mfalse
- 5None of thesetrue
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Answer : 5. "None of these"
Q: Two circle C1 and C2 touch each other internally at P. Two lines PCA and PDB meet the circles C1 in C, D and C2 in A, B respectively. If ∠BDC = 120o, then the value of ∠ABP is equal to -
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6047319e395e94250201228e- 1$$120^o$$false
- 2$$40^o$$false
- 3$$110^o$$false
- 4$$60^o$$true
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Answer : 4. "$$60^o$$"
Q: The ratio of the volume of two right circular cylinder is 2 : 3. And the ratio of their radius is 1 : 2. Find the ratio of their heights?
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5ec7cecc9d324637e76ef670- 13 : 4false
- 28 : 3true
- 34 : 3false
- 43 : 8false
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Answer : 2. "8 : 3"
Q: The cost of levelling a ground in rectangular shape for a proposed garden at 80 paise per square meter is Rs.132 and the cost of fencing the same along its perimeter is Rs.78 at Rs.1.50 per meter. If the garden is extended in rectangular shape with its sides as cubes of the originally proposed garden, what will be the perimeter of the garden after extension?
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5dfa0d7336644b47cbafbbcf- 19412 mtrue
- 25812 mfalse
- 311624 mfalse
- 44706 mfalse
- 5None of thesefalse
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Answer : 1. "9412 m "
Q: Three circles of radius 3.5 cm each are placed in such a way that each touches the other two. The area of the portion enclosed by the circles is
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5f06dedc8e44862142996e03- 1$$19.68 \ cm^2$$false
- 2$$21.22 \ cm^2$$false
- 3$$1.975 \ cm^2$$false
- 4$$1.967 \ cm^2$$true
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Answer : 4. "$$1.967 \ cm^2$$"
Q: If the area of a circle inscribed in a square is 9π $$ {}\ cm^2 $$, then the area of the square is
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5d70a32e3b18207684daed7c- 1$$ {24}\ cm^2 $$false
- 2$$ {30}\ cm^2 $$false
- 3$$ {36}\ cm^2 $$true
- 4$$ {81}\ cm^2 $$false
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