# IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 572 - 578 of 1022

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## Question 572

Edit

### Question

MCQ▾

What percent of 1 day is 3600 seconds?

### Choices

Choice (4)Response
a.5.16%
b.4.17%
c.4.15%
d.14%

## Question 573

Edit

### Question

MCQ▾

In the figure (not drawn to scale), DAE, CBH and ACG are straight lines, and . Find x and y respectively.

### Choices

Choice (4)Response
a.
b.
c.
d.

## Question 574

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### Question

MCQ▾

Each side of an equilateral triangle measures 16 cm. Its area is ________.

### Choices

Choice (4)Response
a.
b.
c.
d.

## Question 575

Edit

### Question

MCQ▾

In the figure (not drawn to scale), ABCD is a quadrilateral, BED and AEC are straight lines and AE = ED. Find x.

### Choices

Choice (4)Response
a.
b.
c.
d.

## Question 576

Edit

### Question

MCQ▾

A triangle whose lengths of sides are 5 cm, 12 cm and 13 cm. The triangle is ________.

### Choices

Choice (4)Response
a.Triangle is not formed
b.Acute-angled triangle
c.Obtuse-angled triangle
d.Right-angled triangle

## Question 577

Edit

### Question

MCQ▾

One of the exterior angle of a triangle is , interior opposite angles are in ratio 3: 2. The angles of triangle are

### Choices

Choice (4)Response
a.
b.
c.
d.

## Question 578

Edit

### Question

MCQ▾

In the adjoining figure, ABCD is a square, BCF is an equilateral triangle and AEDF is a rhombus. Find .

### Choices

Choice (4)Response
a.
b.
c.
d.None of the above