Geometry Practice Question and Answer
8 Q: In an isosceles triangles ABC, AB=AC the median drawn on the same arms are perpendicular to each other find AB/BC?
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5f2d2cc4b57ade01ca000a6c- 1$${\sqrt{5\over{2}}}$$true
- 2$${5\over2}$$false
- 3$${2\over5}$$false
- 4$${5\over {\sqrt {3}}}$$false
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Answer : 1. "$${\sqrt{5\over{2}}}$$"
Q: If the area of a circle is 9π sq.cm then it circumference is
777 05feee8a144b8e672b65435bb
5feee8a144b8e672b65435bb- 19 cmfalse
- 26 π cmtrue
- 33π cmfalse
- 46 cmfalse
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Answer : 2. "6 π cm"
Q: ABCD is a rhombus whose one angle is 60°.Find the ratio of the lengths of its diagonal?
777 06022716e3fb46f5722f8398d
6022716e3fb46f5722f8398d- 1$$ {\sqrt{3}:1}$$false
- 21 : 1true
- 3$$ {\sqrt{2}:1}$$false
- 4None of thesefalse
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Answer : 2. "1 : 1"
Q: Triangle PQR is inscribed in the circle whose radius is 14 cm . If PQ is the diameter of the circle and PR =10 cm , then what is the area of the triangle ?
773 0600940beda57152562aa7262
600940beda57152562aa7262- 1196false
- 2$$ {30{\sqrt{19}}}$$true
- 3$$ {40\over 17}$$false
- 4$$ {35{\sqrt{21}}}$$false
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Answer : 2. "$$ {30{\sqrt{19}}}$$"
Q: ABCD is a trapezium in which AB is parallel to CD and AB = 4 ( CD ) . The diagonals of the trapezium intersects at O. what is the ratio of area of triangle DCO to the area of the triangle ABO ?
771 060093cb7a41f3f2fa41eb4a0
60093cb7a41f3f2fa41eb4a0- 11 : 4false
- 21 : 2false
- 31 : 8false
- 41:16true
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Answer : 4. "1:16 "
Q: O is the orthocentre of ΔABC. If ∠BOC=110°, ∠BAC is equal to
769 060069394da571525629f91b2
60069394da571525629f91b2- 190°false
- 270°true
- 380°false
- 4110°false
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Answer : 2. "70°"
Q: In a polygon, the sum of the interior angles is double the sum of the exterior angles. What is the number of sides of the polygon?
769 060b6e28484a0c2750054ef0d
60b6e28484a0c2750054ef0d- 14false
- 28false
- 36true
- 45false
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Answer : 3. "6"
Q: In ΔABC, AB=c cm, AC= b cm and CB=a cm, If ∠A=2 ∠B, then which of the following is true?
767 06051c698a37d522d6c151f0f
6051c698a37d522d6c151f0f- 1$$ {a^{2}=b^{2}-bc}$$false
- 2$$ {a^{2}=b^{2}-ac}$$false
- 3$$ {a^{2}=b^{2}+bc}$$true
- 4$$ {a^{2}=b^{2}+ac}$$false
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