IMO- Mathematics Olympiad Class 7: Questions 617 - 622 of 1012
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Question number: 617
» Practical Geometry - Lines and Angles
Question
If a, b and c are the sides of an equilateral triangle, then ________.
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Question number: 618
Question
The three angles of a triangle are in the ratio 1: 2: 3, then the greatest angle is ________.
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Question number: 619
Question
If the area of a triangle with base x is equal to the area of a rectangle with width x and length double of width, then the altitude of the triangle is ________.
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| Choice (4) | Response | |
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| b. | 4x |
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| c. | 6x |
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| d. | 2x |
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Question number: 620
Question
Two chimneys 16 m and 13 m high stand upright on a ground. If their feet are 4 m apart, then the distance between their tops is ________.
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| Choice (4) | Response | |
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| a. | 13 m |
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| b. | 18 m |
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| c. | 5 m |
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| d. | 31 m |
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Question number: 621
Question
The sides of a measure 6 cm, 8 cm and 10 cm. The area of the triangle is ________.
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| d. | All of the above |
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Question number: 622
Question
Dimpal earns Rs. 2100 per week working at an office. After taxes, her pay cheque is only 89 % of what she earned. What is the amount payable to Dimpal?
Choices
| Choice (4) | Response | |
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| a. | Rs. 1869.00 |
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| b. | 1969.00 |
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| c. | Rs. 1836.00 |
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| d. | Rs. 1962.00 |
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