Mathematics MCQS for class 12 with Answers Chapter 4

x and y both are negative in

First quadrant

Fourth quadrant

Third quadrant

Second quadrant

An infinite number of lines can pass through

None of these

Two point

Three point

One point

The area of the triangle with vertices at the points (a, b + c), (b, c + a) , (c, a + b) is

ab + bc + a

0

None of these

a + b + c

If the directed distances AP and PB have the opposite signs, i.e., P is beyond AB,then their ratio is negative and P is said to divide AB

Externally

May be divide

Internally

None of these

The perpendicular distance of the line 3x + 4y + 10 = 0 from the origin is

1

0

2

10

Vertical line passes through (5, 4) is

y = 4

y = -4

x = 5

y = 5

The horizontal line x’ ox is called

Abscissa

Ordinate

Y-axis

X-axis

If distance of a point P(x,y) from x-axis is 2 then:

2y=x

y=2

x=2

2x=y

Slope of a straight line ax + by + C =0 is

a/b

b/a

#NAME?

c/a

The angle ? (0° < ? < 180°) measured anticlockwise from positions x-axis to a non-horizontal straight line I is called the:

Gradient of lineI

Inclination of line I

Slope of line l

None of these