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NCERT Mathematics Class 10 Exemplar Ch 7 Coordinate Geometry Part 2
11. The fourth vertex D of a parallelogram ABCD whose three vertices are , and is
(A)
(B)
(C)
(D)
Answer: B
12. If the point lies on the line segment joining points and , then
(A)
(B)
(C)
(D)
Answer: D
13. If P , 4 3 a is the mid-point of the line segment joining the points and , then the value of a is
(A) β 4 (B) β 12 (C) 12 (D) β 6
Answer: B
14. The perpendicular bisector of the line segment joining the points and cuts the y-axis at
(A)
(B)
(C)
(D)
Answer: A
15. The coordinates of the point which is equidistant from the three vertices of the Ξ AOB as shown in the Fig. 7.1 is
(A)
(B)
(C)
(D)
Answer: A
16. A circle drawn with origin as the centre passes through . The point which does not lie in the interior of the circle is
(A)
(B)
(C)
(D)
Answer: D
17. A line intersects the y-axis and x-axis at the points P and Q, respectively. If is the mid-point of PQ, then the coordinates of P and Q are, respectively
(A) and
(B) and
(C) and
(D) and
Answer: D
18. The area of a triangle with vertices , and is
(A)
(B)
(C)
(D)
Answer: B
19. If the distance between the points and is 5, then the value of p is
(A) 4 only (B)
(C) only
(D) 0
Answer: B
20. If the points , O and are collinear, then
(A)
(B)
(C)
(D)
Answer: C