Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Straight Lines and Pair of Straight Lines question

2021 · 17 Mar · Shift 1 · Q23
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Mathematics
  4. /Straight Lines and Pair of Straight Lines
  5. /2021 · 17 Mar · Shift 1 · Q23

Straight Lines and Pair of Straight Lines question

2021 · 17 Mar · Shift 1 · Q23

JEE MainMathematicsStraight Lines and Pair of Straight LinesMCQ+4 / −1
In a triangle PQR, the co-ordinates of the points P and Q are (−-− 2, 4) and (4, −-− 2) respectively. If the equation of the perpendicular bisector of PR is 2x −-− y + 2 = 0, then the centre of the circumcircle of the Δ\DeltaΔ PQR is :
  1. A
    (−-− 1, 0)
  2. B
    (1, 4)
  3. C
    (0, 2)
  4. D
    (−-− 2, −-− 2)
PreviousNext

More from Straight Lines and Pair of Straight Lines

  • The maximum value of z in the following equation z = 6xy + y2, where 3x + 4y ≤ 100 and 4x + 3y ≤ 75 for x ≥ 0 and y ≥ 0 is ​.2021 · Numerical
  • Let tan α, tan β and tan γ; α, β, γe2(2n−1)π​, n ∈ N be the slopes of three line segments OA, OB and OC, respectively, where O is origin. If circumcentre of Δ ABC coincides…2021 · Numerical
  • The number of integral values of m so that the abscissa of point of intersection of lines 3x + 4y = 9 and y = mx + 1 is also an integer, is :2021 · MCQ
  • The equation of one of the straight lines which passes through the point (1, 3) and makes an angles tan−1(2​) with the straight line, y + 1 = 3 2​ x is :2021 · MCQ
  • A square ABCD has all its vertices on the curve x2y2 = 1. The midpoints of its sides also lie on the same curve. Then, the square of area of ABCD is ​.2021 · Numerical
  • Let the centroid of an equilateral triangle ABC be at the origin. Let one of the sides of the equilateral triangle be along the straight line x + y = 3. If R and r be the radius of circumcircle and incircle respectively of Δ ABC,…2021 · MCQ
  • Consider a triangle having vertices A(− 2, 3), B(1, 9) and C(3, 8). If a line L passing through the circum-centre of triangle ABC, bisects line BC, and intersects y-axis at point (0,2α​), then the value of…2021 · Numerical
  • A man is walking on a straight line. The arithmetic mean of the reciprocals of the intercepts of this line on the coordinate axes is 41​. Three stones A, B and C are placed at the points (1, 1), (2, 2) and (4, 4) respectively.…2021 · MCQ