The area of triangle formed by the points (−5,0) , (0,−5) and (5,0) is

**A. ** 0 sq.units

**B. ** 25 sq.units

**C. ** 5 sq.units

**D. ** none of these

**Answer : ****Option B**

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A man walks near a wall, such that the distance between him and the wall is 10 units. Consider the wall to be the Y axis. The path travelled by the man is

**A. ** x = 10

**B. ** y = 10

**C. ** x = 0

**D. ** y = 0

**Answer : ****Option A**

**Explaination / Solution: **

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The straight line given by the equation x = 11 is

**A. ** parallel to X axis

**B. ** parallel to Y axis

**C. ** passing through the origin

**D. ** passing through the point (0,11)

**Answer : ****Option B**

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If (5,7), (3,p) and (6,6) are collinear, then the value of p is

**A. ** 3

**B. ** 6

**C. ** 9

**D. ** 12

**Answer : ****Option C**

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The point of intersection
of 3*x* − *y* = 4 and *x* + *y* = 8 is

**A. ** (5,3)

**B. ** (2,4)

**C. ** (3,5)

**D. ** (4,4)

**Answer : ****Option C**

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The slope of the line
joining (12, 3) , (4,*a*) is 1/8. The value of ‘*a*’ is

**A. ** 1

**B. ** 4

**C. ** -5

**D. ** 2

**Answer : ****Option D**

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The slope of the line which is perpendicular to a line joining the points (0,0) and (–8,8) is

**A. ** -1

**B. ** 1

**C. ** 1/3

**D. ** -8

**Answer : ****Option B**

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If slope of the line *PQ*
is 1/√3 then slope of the perpendicular bisector of *PQ* is

**A. ** √3

**B. ** -√3

**C. ** 1/√3

**D. ** 0

**Answer : ****Option B**

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If *A* is a point on
the *Y* axis whose ordinate is 8 and *B* is a point on the *X*
axis whose abscissae is 5 then the equation of the line *AB* is

**A. ** 8*x* + 5*y* = 40

**B. ** 8*x* − 5*y* = 40

**C. ** *x *=* *8

**D. ** *y* = 5

**Answer : ****Option A**

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The equation of a line
passing through the origin and perpendicular to the line 7*x* − 3*y*
+ 4 = 0 is

**A. ** 7*x* − 3*y* + 4 =
0

**B. ** 3*x* − 7*y* + 4 =
0

**C. ** 3*x* + 7*y* = 0

**D. ** 7*x* − 3*y* = 0

**Answer : ****Option C**

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