Question

HALF-YEARLY EXAMINATION 2020
* Required
MCQs ( Choose the correct One)
Which of the following is an irrational number? *
1 point
√16
√64
√12
√100
*
1 point

120°
140°
90°
135°
How many linear equations can be satisfied by x=2 and y=3 *
1 point
Only one
Only two
Only three
Infinitely many
If E and F are the midpoints of equal sides AB and AC of a triangle ABC. Then *
1 point
BF=AC
BF=AF
CE=AB
BF=CE
*
1 point

-25
5
3
-3
In triangle ABC, If AB=BC and ∠B = 70°, ∠A will be *
1 point
70°
110°
55°
130°
Which of the following is not a criterion for congruence of triangles? *
1 point
SSA
SAS
ASA
SSS
In which quadrant does the point (-7, -4) lie? *
1 point
1st
2nd
3rd
4th
*
1 point

3 cm
5 cm
4 cm
2 cm
The linear equation 3x-5y = 15 has *
1 point
A unique solution
Two solution
Infinitely many solutions
No solutions
If ABC is an equilateral triangle. Then each angle equals to *
1 point
90°
180°
120°
60°
*
1 point

35°
55°
70°
110°
A triangle in which all sides are equal is called *
1 point
Scalene triangle
Equilateral triangle
Isosceles triangle
None of the above
The angles of a triangle are in the ratio 3:5:7 The triangle is *
1 point
Acute angled
Obtuse angled
Right angled
An isosceles angled
Find the value of k, If x=2, y=1 is a solution of the equation 2x+3y = k *
1 point
7
10
8
15
*
1 point

(3X+1) (2X+3)
(X+1) (2X+3)
(X+3)(2X+1)
(3X+3) (X+1)
A triangle in which two sides are equal is called *
1 point
Scalene triangle
Equilateral triangle
Isosceles triangle
None of the above
Two parallel lines intersect at *
1 point
One point
Two points
Three points
None of these
*
1 point

40°
50°
80°
90°
In between two rational numbers there is/are *
1 point
Exactly one rational
Infinitely many rational numbers
Many irrational numbers
Only irrational numbers
Abscissa of a point is positive in *
1 point
I and ii quadrants
I quadrant only
I and IV quadrants
II quadrant only
In a right triangle, the longest side is *
1 point
Perpendicular
Hypotenuse
Base
None of the above
1+3x is a ____________ polynomial. *
1 point
Linear
Quadratic
cubic
None of these
Which of the following points lies on the line y = 2x+3 *
1 point
(2,8)
(3,9)
(4,2)
(5,15)
*
1 point

34
56
28
63
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Answer 1

1. Root 12

2. Only 2

3. BF = AC

4. 70