Mental AbilityBasic Geometry (NCO Cyber Olympiad Class 5): Questions 36  40 of 50
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Question number: 36
» Mental Ability » Basic Geometry
Question
The side of square increased from 5 cm to 10 cm. How much did the area of the square increase?
Choices
Choice (4)  Response  

a.  36 

b.  75 

c.  25 

d.  65 

Question number: 37
» Mental Ability » Basic Geometry
Question
Each side of the triangle and the hexagon given here is about 2 centimeters long. Which is the best estimate of the number of triangles of 2 cm that will fit completely inside the hexagon?
Choices
Choice (4)  Response  

a.  4 

b.  10 

c.  8 

d.  6 

Question number: 38
» Mental Ability » Basic Geometry
Question
Which geometric object has the base is a polygon (a straightsided flat shape) and the sides are triangles which meet at the top (the apex).
Choices
Choice (4)  Response  

a.  Sphere 

b.  Pyramid 

c.  Prism 

d.  Cone 

Question number: 39
» Mental Ability » Basic Geometry
Question
Which of the following statements is true for an acute triangle?
Choices
Choice (4)  Response  

a.  All of the angles measure less than 90 degrees. 

b.  All of the angles measure 90 degrees. 

c.  All of the angles measure is same. 

d.  Question does not provide sufficient data or is vague 

Question number: 40
» Mental Ability » Basic Geometry
Question
Each side of the square and the square given here is about 3 centimeters long. Which is the best estimate of the number of square of 1 cm that will fit completely inside the square?
Choices
Choice (4)  Response  

a.  7 

b.  5 

c.  9 

d.  11 
