# IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 647 - 653 of 1022

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## Question 647

Edit

### Question

MCQ▾

In the given figure, if AD = BC and , then ________.

### Choices

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

## Question 648

Edit

### Question

MCQ▾

In the adjoining figure, ABC is an isosceles triangle in which AB = AC. If E and F be the midpoints of AC and AB respectively, then BE is equal to ________.

### Choices

Choice (4)Response
a.BF
b.CF
c.CE
d.AB

## Question 649

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### Question

MCQ▾

In the figure (not drawn to scale), ABC is an equilateral triangle and BCD is an isosceles triangle with DB = DC, find x.

### Choices

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

## Question 650

Edit

### Question

MCQ▾

In the given if AB = AC and BD = DC, then ________.

### Choices

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

## Question 651

Edit

### Question

MCQ▾

In a if , then the perimeter of the triangle is ________.

### Choices

Choice (4)Response
a.22 cm
b.19 cm
c.28 cm
d.17 cm

## Question 652

Edit

### Question

MCQ▾

In the figure (not drawn to scale), ABCD is rhombus, ABE is a straight line. Find .

### Choices

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

## Question 653

Edit

### Question

MCQ▾

The figure below is not drawn to scale. Find .

### Choices

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