NDA Mathematics 14 November 2021 | NDA Year Wise Previous Years Questions

Mathematics

NDA Mathematics 14 November 2021

MCQ (Single Correct Answer)

+2.5

-0.83

Direction: Consider the following for the next two (02) items that follow.

The two vertices of and equilateral triangle are (0, 0) and (2, 2).

The difference of coordinates of the third vertex is

√3

2√2

2√3

NDA Mathematics 14 November 2021

MCQ (Single Correct Answer)

+2.5

-0.83

Direction: Consider the following for the next two (02) items that follow.

The coordinates of three consecutive vertices of a parallelogram ABCD are A(1, 3), B(-1, 2) and C(3, 5).

What is the equation of the diagonal BD?

2x - 3y + 2 = 0

3x - 2y + 5 = 0

2x - 3y + 8 = 0

3x - 2y - 5 = 0

NDA Mathematics 14 November 2021

MCQ (Single Correct Answer)

+2.5

-0.83

Direction: Consider the following for the next two (02) items that follow.

The coordinates of three consecutive vertices of a parallelogram ABCD are A(1, 3), B(-1, 2) and C(3, 5).

What is the area of the parallelogram?

1 square unit

$\frac{3}{2}$ square units

2 square units

$\frac{5}{2}$ square units

NDA Mathematics 14 November 2021

MCQ (Single Correct Answer)

+2.5

-0.83

Direction: Consider the following for the next two (02) items that follow.

The equations of the sides AB, BC and CA of a triangle ABC are x - 2 = 0, y + 1 = 0 and x + 2y - 4 = 0 respectively.

What is the equation of the altitude through B on AC?

x - 3y + 1 = 0

x - 3y + 4 = 0

2x - y + 4 = 0

2x - y - 5 = 0