Mental AbilityBasic Algebra (NCO Cyber Olympiad (SOF) Class 9): Questions 26  31 of 101
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Question number: 26
» Mental Ability » Basic Algebra
Question
Secants and intersect the circle at A and C respectively. What is the length of ?
Choices
Choice (4)  Response  

a.  4 

b.  5 

c.  3 

d.  6 

Question number: 27
» Mental Ability » Basic Algebra
Question
In a circle of radius 6 cm. A secant and tangent are drawn from an external point P such that secant passes through the center of the circle and intersect the circle at B and D. The tangent segment has length cm and the external segment of the secant has length 4 cm. What is the length of the tangent segment?
Choices
Choice (4)  Response  

a.  8 

b.  3 

c.  9 

d.  5 

Question number: 28
» Mental Ability » Basic Algebra
Question
What is the slope of the line ?
Choices
Choice (4)  Response  

a.  3 

b.  2 

c. 


d. 


Question number: 29
» Mental Ability » Basic Algebra
Question
The distance between the points (2,7) and (3, 8) is
Choices
Choice (4)  Response  

a. 


b. 


c.  16 

d.  200 

Question number: 30
» Mental Ability » Basic Algebra
Question
Which equation is the slope intercept form of ?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 31
» Mental Ability » Basic Algebra
Question
Which is an equation of the line with slope 2 that passes through the point ?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

