9th Class English Medium Mathematics Chapter 7 MCQ Test With Answer

The slope of the line is.

• x = x2-x1 /y2 - y1 A
• m = y2 - y1 / x2 - x1 B
• m = x1-x2 /y1 -y2 C
• m= y1+y2/x+x2 D

If the product of the gradients of two lines is (-1) then the lines are

• Parallel A
• Perpendicular B
• Collinear C
• Coincident D

The equation of a straight line in the slope-intercept form is written as.

• y = m(x+c) A
• y-yl =m (x -x1) B
• y = c +mx C
• ax+by+c=0 D

If m1 and m2 are slopes of two perpendicular lines then

• m1 x m2 =0 A
• m1 +m2 = 0 B
• m1 -m2 =0 C
• m1 xm2 =-1 D

The points (x,y) with x>0, y<0 lie is quadrant

• I A
• II B
• III C
• IV D

If a lineof slope =-3 passes through origin and P (3,k) the value of k is.

• 3 A
• -3 B
• 9 C
• -9 D

Which of the following is nt on the y- axis

• (oo) A
• (o,e) B
• (0,f) C
• (g,0) D

• 
  A
• 
  B
• 
  C
• 
  D

If x -coordinates of two points are same then line passing through them is parallel to

• x-axis A
• y -axis B
• origin C
• arry line D

All points (x,y) with x<0,y<0 lie in quadratn.

• I A
• II B
• III C
• IV D

The ine of which quation bisect the 2nd and 4th quadrant.

• x - y =0 A
• x+y= 0 B
• y= -4 x C
• y =-6 x D

All point with x<0,y<0 lie in quadrants

• I A
• II B
• III C
• IV D

The equatio of a line in symmertic fom is.

• x/a + y/b =1 A
• x-x1/1 + y-y1/m = z -z1/1 B
• ax +by +c =0 C
• y -y1 =m(x-x1) D

If x-coordinates of two points ar esame then line passing through them is perpendicular to

• x-axis A
• y -axis B
• Origin C
• anly line D

The first component of each ordered pari (x,y) is called

• Ordinate A
• Coordinate B
• Orgin C
• Abscissa D