IMO Mathematics Olympiad Class 7: Questions 617  622 of 1012
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1012 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 450.00 or
Question number: 617
» Practical Geometry  Lines and Angles
Question
If a, b and c are the sides of an equilateral triangle, then ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 618
Question
The three angles of a triangle are in the ratio 1: 2: 3, then the greatest angle is ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


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 ________.
Choices
Choice (4)  Response  

a. 


b.  4x 

c.  6x 

d.  2x 

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 ________.
Choices
Choice (4)  Response  

a.  13 m 

b.  18 m 

c.  5 m 

d.  31 m 

Question number: 621
Question
The sides of a measure 6 cm, 8 cm and 10 cm. The area of the triangle is ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

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  

a.  Rs. 1869.00 

b.  1969.00 

c.  Rs. 1836.00 

d.  Rs. 1962.00 
