Kothu, note

statement is (are) true?
1.If m>0 , then the segment makes an actual angle with the positive direction of X-axis.
2. If m<0 , the line segment makes an obtuse angle with the positive direction of X-axis.
3. If m is either positive or negative, then the line segment is nonvertical.
A.1 only B. 2only C. 1and3 only D. 2and3 only E. 1,2 and 3

1. The point M(0,5) bisects the line joining P(4,0)and Q(x,y), then the coordinate of Q is
   A.(2,5) B.(4,5) C. (-4,10) D.(-4,-10) E.(-4,-5)
   8.a and b ate two real numbers and a≠b, then the slope of the through(a,b) and (b,-a) is
   A.0 B.1 C.-1 D.ab E.ba
2. The slope of the line joining the points(x,-3) and (9,11) is 2 then x=…………
   A.8 B.4 C.-4 D. 2 E.-2
3. The points A(2,-2) , B(4,2) and C is any point on AB. What is the slope of AC?
   A.12 B.1 C.2 D.-2 E.-1
   11.If the points D(-4,6), E(1,1) and F(x,y) are collinear, then x+y=…………
   A.2 B.1 C.3 D.-1 E.-2
4. Given that the points A(-5,4), B(3,5), C(7,-2) and D(-1,-3). The measurement of the angle
   between AC and BD is
   A.0° B.30° C.45° D.60° E.90°
   13.Given that the points P(-12,1), Q(9,3) and R(11,-18). Which of the following is true?
   1.R is on PQ 2.PQ⊥QR 3.△PQR is a right triangle
   A.1 only B. 2only C. 1and3 only D. 2and3 only E. 1,2 and 3
5. The line containing the points (k,3) and (-2,1) is parallel to the line through (5,k) and
   (1,0), then k=………
   A. 4 B. 2 C. 3 D. 5 E.512
   15.The slope of the line joining the point (2,2p) and (4,1) is -32. Then p=……….
   A.2 B.-2 C.12 D.-12 E.23
6. If the points (1,1),(3,2) and (9,k) are on the same straight line , then k=……..
   A.4 B.5 C.6 D.7 E.21