Geometry Practice Question and Answer
8 Q: In a regular polygon, the exterior and interior angles are in the ration 1:4.The number of sides of the polygon is
1349 05d7f201550132761b5ef81f6
5d7f201550132761b5ef81f6- 15false
- 210true
- 33false
- 48false
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Answer : 2. "10"
Q: The largest and the smallest angles of a triangle are in the ratio of 3:1 respectively. The second largest angle of the triangle is equal to 56°. What is the value of largest angle of the triangle?
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5fd3185ceddcb86a7ee2c25e- 149false
- 2129false
- 3123false
- 493true
- 5None of thesefalse
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Answer : 4. "93"
Q: If the perimeter of an equilateral triangle is 18 cm, then length of each median is
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5f1542594cff381d1625f503- 1$$ {3\sqrt{2}cm}$$false
- 2$$ {2\sqrt{3}cm}$$false
- 3$$ {3\sqrt{3}cm}$$true
- 4$$ {2\sqrt{2}cm}$$false
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Answer : 3. "$$ {3\sqrt{3}cm}$$"
Q: The radius of the circumcircle of a right-angled triangle is 15 cm and the radius of its in circle is 6 cm. Find the sides of the triangle.
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5efeaa61d4461c5b47dce3d8- 130 , 24 , 25false
- 224 , 36 , 20false
- 330 , 40 , 41false
- 418 , 24 , 30true
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Answer : 4. "18 , 24 , 30 "
Q: The centroid of a ∆ABC is G. The area of ∆ABC is 60 cm². The area of ∆GBC is
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5dbfb49d17d85f0ae3787012- 130 cm²false
- 240 cm²false
- 310 cm²false
- 420 cm²true
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Answer : 4. "20 cm²"
Q: A solid sphere of diameter 7 cm is cut into two equal halves. What will be the increase (in cm.2) in the total surface area?
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60fe2ff8f8986716bdf6937a- 1$$88 cm.^2$$false
- 2$$77 cm.^2$$true
- 3$$56 cm.^2$$false
- 4$$66 cm.^2$$false
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Answer : 2. "$$77 cm.^2$$ "
Q: The diagonals AC and BD of a cyclic quadrilateral ABCD intersect each other at the point P. Then, it is always true that
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5efea615d4461c5b47dcc2d5- 1AP . BP = CP . DPfalse
- 2AP . CD = AB . CPfalse
- 3BP . AB = CD . CPfalse
- 4AP . CP = BP . DPtrue
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Answer : 4. "AP . CP = BP . DP "
Q: Equation of the straight line parallel to x-axis and also 3 units below x-axis is:
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5def37702c071834c4fcb5ec- 1x = - 3false
- 2y = 3false
- 3y = -3true
- 4x = 3false
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