Coordinate Geometry-Circle - Radius and Centre (BITSAT Mathematics): Questions 1 - 3 of 3

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Question number: 1

» Coordinate Geometry » Circle - Radius and Centre

MCQ▾

Question

The greatest distance of the point P(10, 7) from the circle x2+y24x2y20=0 is –

Choices

Choice (4) Response

a.

5

b.

15

c.

10

d.

Question does not provide sufficient data or is vague

Question number: 2

» Coordinate Geometry » Circle - Radius and Centre

MCQ▾

Question

C1 and C2 are the centers of the two circle whose radius are r1 and r2 . The two circle touch each other internally if –

Choices

Choice (4) Response

a.

|C1C2|=r1r2

b.

|C1C2|=r1+r2

c.

|C1C2|=|r1r2|

d.

|C1C2|=r2r1

Question number: 3

» Coordinate Geometry » Circle - Radius and Centre

MCQ▾

Question

Radius of the sphere through the points (4, 3,0) , (0, 4,3) , (0, 5,0) and (4, 0,3) is –

Choices

Choice (4) Response

a.

7

b.

5

c.

75

d.

None of the above

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