IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 247 - 251 of 1022

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Question 247

Question

MCQ▾

A right- angled triangle has hypotenuse 17 cm, one side is 8 cm, then the third side is ________ .

Choices

Choice (4)Response

a.

11 cm

b.

15 cm

c.

10 cm

d.

14 cm

Question 248

Question

MCQ▾

Which of the statements are correct?

Choices

Choice (4)Response

a.

Feet of the perpendiculars drawn from the vertices of a parallelogram on to its diagonals are the vertices of a parallelogram.

b.

Feet of the parallels from the vertices of a parallelogram on to its diagonals are the vertices of a parallelogram.

c.

Feet of the perpendiculars drawn from the face of a parallelogram on to its vertices of a parallelogram.

d.

Vertices of a parallelogram cannot be determined.

Question 249

Question

MCQ▾

In the figure, trapezium is a trapezium with AB parallel to DC, and is a straight line. Find Y.

Trapezium ABCD is Given

Choices

Choice (4)Response

a.

80°

b.

c.

d.

Question 250

Question

MCQ▾

A right- angled triangle has hypotenuse 17 cm, one side is 8 cm, then the third side is ________ .

Choices

Choice (4)Response

a.

7 cm

b.

12 cm

c.

4 cm

d.

6 cm

Question 251

Question

MCQ▾

An angle is less than two times of its supplement, then the smaller angle is ________.

Choices

Choice (4)Response

a.

b.

c.

d.