Co-ordinate Geometry [ JSUNIL Tutorial] 1. Name the mathematician who developed Co-ordinate geometry. 2. How many points are required to locate a line segment? 3. The axis divide the plane into four parts. What these four parts called? 4. What are the co-ordinates of origin? 5. What is the point of intersection of axis called? 6. What is the distance of a point form y -axis called? 7. What is the distance of a point from x-axis called? 9th Co- Ordinate GeometryTest Paper Solved-1
9th Co- Ordinate GeometryTest Paper Solved-2 Rest of the test paper and Study Materials IX Number System IX Polynomial(Algebra) IX Introduction to Euclid Geometry IX Lines and Angles (Geometry) IX Triangle(Geometry) IX CO-Ordinate Geometry IX Area of Triangle(Heron Formula) Linear equations in two variables
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Section – A 1. In fig. AP, AQ and BC are tangents to the circle . If AB = 5 cm , AC = 6 cm and BC = 4cm then length of AP is ( in cm) (A) 7.5 (B) 15 (C) 10 (D) 9 Ans: (A) 7.5 2. A solid right circular cone is cut into two part at the middle of its height by plane parallel to its base. The ratio of volume of the smaller cone to the whole cone is (A) 1:2 (B)1:4 (C) 1: 6 (D) 1: 8 Ans: (D) 1: 8 3. A kite is flying at height of 30m from the ground. The length of string from the kite at the ground is (A) 450 (B)300 (C)600 (D)900 Ans: (B) 4. In fig. P(5,-3),q(3,y) are the points of trisections of the line segments joining A(7,-2) and B(1,-5)Then y equals (A) 2 (B)4 (C)-4 (D)-5/2 Ans: (C)-4 5. Card bearing numbers 2,3,4--------------,11 are kept in a bag . A card is drawn at random from the bag . The probability of getting a card with prime number is (A) 1/ 2 (B) 2/5 (C) 3/10 (D) 5/9 Ans: (A) 1/ 2 6. The distance of point (-3,4) from the x axis is (A) 3 (B) -3 (C) 4 (D) 5 Ans: (C) 4 7. The circumference of circle is 22cm .The area of its quadrant is (A) 77/2 (B) 77/4 (C) 77/8 (D) 77/16 Ans: (C) 77/8 8. From a point Q , 13 cm away from the centre of circle ,the length of tangent PQ to the circle is 12 cm . The radius of circle (in cm ) (A) 25 (B) 313 (C) 5 (D) 1 Ans: (C) 5 9. If nth term of AP is (2n+1), then the sum of its first three term (A) 6n + 3 (B) 15 (C) 12 (D) 21 Ans: (B) 15 10. The root of the quadratic equation 2x2 - x – 6 = 0 (A) -2 , 3/2 (B) 2, -3/2 (C) -2 ,-3/2 (D) 2, 3/2 Ans: (B) 2, -3/2 Download full Paper (Allahabad Region)X BOARD SOLVED QUESTION BY http://www.meritnation.com DELI REGION 2012_class_10_set-1_section-A Download File 2012_class_10_set-1_section-B Download File 2012_class_10_set-1_section-c DownloadFile 2012_class_10_set-1_section-D Download File |
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