Mental AbilityBasic Geometry (NCO Cyber Olympiad Class 5): Questions 7  11 of 50
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Question number: 7
» Mental Ability » Basic Geometry
Question
The length of a rectangular surface is 6 cm. If the perimeter is 20 cm, what is the area of the surface?
Choices
Choice (4)  Response  

a.  8 

b.  24 

c.  4 

d.  20 

Question number: 8
» Mental Ability » Basic Geometry
Question
The length of a rectangular surface is 8 cm. If the perimeter is 20 cm, what is the area of the surface?
Choices
Choice (4)  Response  

a.  1 

b.  16 

c.  54 

d.  66 

Question number: 9
» Mental Ability » Basic Geometry
Question
∆ABC is similar to ∆PQR. Find the length of PR.
Choices
Choice (4)  Response  

a.  16cm 

b.  4cm 

c.  14cm 

d.  20cm 

Question number: 10
» Mental Ability » Basic Geometry
Question
If each side of square A is multiplied by 3 to create square B. how does the area of square B compared to square A?
Choices
Choice (4)  Response  

a.  It is four times as large 

b.  It is nine times as large 

c.  It is three times as large 

d.  It is twice as large 

Question number: 11
» Mental Ability » Basic Geometry
Question
The area of a square is 4 square centimetres. How long is one side?
Choices
Choice (4)  Response  

a.  16 

b.  2 

c.  4 

d.  Question does not provide sufficient data or is vague 
