**Mathematics Mcqs Online Test 7 Preparation Question Answer**

```
```A scalar is denoted by?

n

k

r

a

### Correct!

### Wrong!

If a line ‘l’ is perpendicular to the line segment and passes through its mid point, then it is called?

concurrent

collinear right

bisector right

angle

### Correct!

### Wrong!

Any point on the right bisector of a line segment is equidistant from its?

right angle

2nd side

mid point

end points

### Correct!

### Wrong!

Triangles on the same base and of the same altitudes are equal in?

angles

height

area

volume

### Correct!

### Wrong!

We can add two matrices having real numbers A and B if their?

order is same

rows are same

columns are same

elements are same

### Correct!

### Wrong!

We can subtract two matrices A and B if their?

elements are same

order is same

rows are same

columns are same

### Correct!

### Wrong!

Parallelograms on equal bases and having the same altitude are equal in?

height

area

volume

angles

### Correct!

### Wrong!

In real numbers, the additive identity is?

1

3

0

−1

### Correct!

### Wrong!

In 2 similar triangles, the measure of their corresponding sides are?

opposite

parallel

congruent

proportional

### Correct!

### Wrong!

If A, B and C matrices are of same order and (a + b) + C = A + (b + c), this law is known as?

Cramer's law

distributive law

commutative law

associative law

### Correct!

### Wrong!

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