Coordinate Geometry (KVPY StreamSA (Class 11) Math): Questions 1  4 of 14
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Question number: 1
» Coordinate Geometry » Angles Between Two Lines
Appeared in Year: 2011
Question
In the adjoining figure AB = 12 cm, CD = 8 cm, BD = 20 cm; ∠ ABD = ∠ AEC = ∠ EDC = 90 ^{0}. If BE = x, then,
Choices
Choice (4)  Response  

a.  x has only one value and 

b.  x has two possible values whose difference is 4 

c.  x has two possible values whose sum is 28 

d.  x cannot be determined with the given information 

Question number: 2
» Coordinate Geometry » Equations of Internal and External Bisectors of Angles
Appeared in Year: 2011
Question
Let ABC be a triangle with ∠ B = 90 ^{0}. Let AD be the bisector of ∠ A with D on BC. Suppose AC = 6 cm and the area of the triangle ADC is 10 cm ^{2}. Then the length of BD in cm is equal to
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 3
» Coordinate Geometry » Distance Formula
Appeared in Year: 2011
Question
A frog is presently located at the origin (0, 0) in the XYplane. It always jumps from a point with integer coordinates to a point with integer coordinates moving a distance of 5 units in each jump. What is the minimum number of jumps required for the frog to go from (0, 0) to (0, 1)?
Choices
Choice (4)  Response  

a.  4 

b.  9 

c.  2 

d.  3 

Question number: 4
» Coordinate Geometry » Section Formula
Appeared in Year: 2011
Question
A piece of paper in the shape of a sector of a circle (see Fig. 1) is rolled up to form a rightcircular cone (see Fig. 2). The value of the angle is?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

