Geometry Questions and answer Practice Question and Answer
8 Q: If C1, C2 be the centres of rwo circles and r1, r2 be the respective radii such that the distance between the centres is equal to the sum of the radii of the two circles, find the number of common tangents.
992 0647f583723e51f477702a746
647f583723e51f477702a746- 14false
- 23true
- 32false
- 41false
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Answer : 2. "3"
Q: Given that ΔDEF ~ ΔABC. If the area of ΔABC is 9 cm2 and area of ΔDEF is 12cm2 , BC = 2.1 cm, then the length of EF is:
989 064c2108abd3d2548067fe33f
64c2108abd3d2548067fe33f- 1$${{8\sqrt { 2}}\over 5}cm $$false
- 2$${{3\sqrt { 7}}\over 5}cm $$false
- 3$${{4\sqrt { 7}}\over 5}cm $$false
- 4$${{7\sqrt { 3}}\over 5}cm $$true
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Answer : 4. "$${{7\sqrt { 3}}\over 5}cm $$"
Q: What is the area (in sq. units) of the triangle formed by the graphs of the equations 2x+5y-12=0, x+y=3 and y = 0?
983 064c8d6c19e9013486a894e69
64c8d6c19e9013486a894e69- 13true
- 22false
- 35false
- 46false
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Answer : 1. "3"
Q: ABC is a triangle in which DE || BC and AD: DB = 5: 4. Then DE: BC is
979 0641049f55bff3d098ddbafa0
641049f55bff3d098ddbafa0- 14:5false
- 29:5false
- 34:9false
- 45:9true
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Answer : 4. "5:9"
Q: The measure of an angle whose supplement is three times as large as its complement, is
975 06464a968c899b466f45025f5
6464a968c899b466f45025f5- 175°false
- 230°false
- 345°true
- 460°false
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Answer : 3. "45° "
Q: If in a triangle, the circumcenter, incentre, centroid and orthocenter coincide, then the triangle is
972 063318a215c208a6bf701a918
63318a215c208a6bf701a918- 1Acute angledfalse
- 2Isoscelesfalse
- 3Right angledfalse
- 4Equilateraltrue
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Answer : 4. "Equilateral"
Q: What is the ASA congruence rule of triangles, where A and S represents angle and side of triangle respectively?
961 06481883062f8ada03553507f
6481883062f8ada03553507f- 1Two triangles are said to be congruent if any pair of 2 angles and any 1 pair of sides of both the triangles are equal.false
- 2Two triangles are said to be congruent if all three sides of both the triangles are equal.false
- 3Two triangles are said to be congruent if 2 angles and the included side of one triangle are equal to 2 angles and the included side of the other triangletrue
- 4Two triangles are said to be congruent if 2 sides and the included angle of one triangle are equal to 2 sides and the included angle of the other triangle.false
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Answer : 3. "Two triangles are said to be congruent if 2 angles and the included side of one triangle are equal to 2 angles and the included side of the other triangle"
Q: In the figure, XYZ is a secant. and ZT is a tangent to the circle at T. If TZ = 12 cm and YZ = 8 cm, then find the length of XY.

960 064871fbabf323e479aa74cc6
64871fbabf323e479aa74cc6
- 16 cmfalse
- 29 cmfalse
- 310 cmtrue
- 48 cmfalse
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