Geometry Questions and answer Practice Question and Answer
8 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 ?
768 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: 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?
764 060b6e28484a0c2750054ef0d
60b6e28484a0c2750054ef0d- 14false
- 28false
- 36true
- 45false
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Answer : 3. "6"
Q: O is the orthocentre of ΔABC. If ∠BOC=110°, ∠BAC is equal to
763 060069394da571525629f91b2
60069394da571525629f91b2- 190°false
- 270°true
- 380°false
- 4110°false
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Answer : 2. "70°"
Q: Find the area of the largest triangle made in a semicircle of r cm radius?
763 05f4df2f882369c1d6113bee5
5f4df2f882369c1d6113bee5- 1$$ {2r \ cm^{2}}$$false
- 2$$ {r^{2} \ cm^{2}}$$true
- 3$$ {2\ cm^{2}}$$false
- 4$$ {1\over 2}{r^{2}}\ {cm^{2}}$$false
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Answer : 2. "$$ {r^{2} \ cm^{2}}$$"
Q: In ΔABC, AB=c cm, AC= b cm and CB=a cm, If ∠A=2 ∠B, then which of the following is true?
756 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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Answer : 3. "$$ {a^{2}=b^{2}+bc}$$"
Q: If one angle is half of its complementary angle, find that angle.
755 05f758e7af66ef56de84d6b3d
5f758e7af66ef56de84d6b3d- 130°false
- 260°true
- 3180°false
- 4120°false
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Answer : 2. "60°"
Q: If the area of a circle, inscribed in a equilateral triangle is 4 π cm2, then what is the area of the triangle?
753 0605c56e8c5cd4764959facc1
605c56e8c5cd4764959facc1- 1$$ {12\sqrt{3}\ cm^{2}}$$true
- 2$$ {9\sqrt{3}\ cm^{2}}$$false
- 3$$ {8\sqrt{3}\ cm^{2}}$$false
- 4$$ {18\ cm^{2}}$$false
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Answer : 1. "$$ {12\sqrt{3}\ cm^{2}}$$ "
Q: If each interior angle is doubled of each exterior angle of a regular polygon with n sides, then the value of n is
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60f7e2cd5ae2256f5e7fdaa0- 13false
- 26true
- 35false
- 48false
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