A point (x,y) is at a distance of 5 units from the origin. How many such points lie in the thirdquadrant?(a) 0 (b) 1 (c) 2 (d) infinitely many18. In 𝛥 ABC, DE ‖ AB. If AB = a, DE = x, BE = b and EC = c.Then x expressed in terms of a, b and c is:(a) ௔௖௕ (b) ௔௖௕ା௖(c) ௔௕௖ (d) ௔௕௕ା௖19. If O is centre of a circle and Chord PQ makes an angle 50° with the tangent PR at the point of contactP, then the angle subtended by the chord at the centre is(a) 130° (b) 100°(c) 50° (d) 30°1AB CDEOPQR

A point (x,y) is at a distance of 5 units from the origin. How many such points lie in the thirdquadrant

The next term of the A.P. , and is [1]18−−√ 32−−√ 50−−√72−−√ 84−−√64−−√ 80−−√a) scalene b) equilateralc) isosceles d) right angled6. The points P(0, 6), Q(-5, 3) and R( 3,1) are the vertices of a triangle, which is [1]a) III quadrant b) II quadrantc) I quadrant d) IV quadrant7. The point which divides the line segment joining the points (7, -6) and (3, 4) in ratio 1 : 2 internally lies in the [1]a) 20o, 30o. b) 30o, 20o.c) 50o, 40o. d) 40o, 50o.8. In the given figures the measures of D and F are respectively [1]∠ ∠a) 120° b) 150°9. In figure, AB is a chord of a circle and AT is a tangent at A such that , measure of is : [1]∠BAT = 60o ∠ACBPage 2 of 22

The points P(0, 6), Q(-5, 3) and R( 3,1) are the vertices of a triangle, which is

The distance of the point P (2, 3) from the x-axis is(A) 2 (B) 3 (C) 1 (D) 5

Which of the following points lies outside the circle with center (0,0) and radius 5 ?A.(4.1, 1)B.(4, 2)C.(3.8, 3)D.(2, 5)