# Quadrilaterals and Practical Geometry (IMO- Mathematics Olympiad (SOF) Class 8): Questions 23 - 27 of 62

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## Question number: 23

MCQ▾

### Question

In a parallelogram PQRS, if, then the others angles are________.

### Choices

Choice (4) Response

a.

45, 135, 135

b.

45, 145, 135

c.

45, 125, 135

d.

45, 115, 115

## Question number: 24

MCQ▾

### Question

In the given figure, line CE is drawn parallel to DB. If

and ∠BAD = 110°, ∠ABD = 40°, ∠ADC = 100° and ∠BCD = 80° is given.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 25

MCQ▾

### Question

Suppose ABCD is a quadrilateral. If its diagonals are congruent and bisect each other, then ABCD is________.

### Choices

Choice (4) Response

a.

Rhombus

b.

Square

c.

Equiangular

d.

Rectangle

## Question number: 26

MCQ▾

### Question

MNOP is a rhombus in which the altitude from P to side ON bisects ON. Then is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

180°

## Question number: 27

MCQ▾

### Question

Choose the correct statement.

### Choices

Choice (4) Response

a.

The diagonals of rectangle are congruent.

b.

Rhombus all sides are congruent.

c.

Not all angles of squares are right angle.

d.

Rectangle has all the sides equal.