Question

Radius of a circle with centre ‘o’ is 5 cm, OA = 4 cm, OB = 5.5 cm. Find the position of point A and B with respect to circle.
​

Answer 1

Answer:

AB=

25+25

=

50

=5

2

cm

Major area of AB= Area of shaded part +ar(ΔAOB)

=

4

3

πr

2

+

2

1

+b×h

=(

4

3

×3.14×5×5)+

2

1

×5×5

=58.87+12.5

=71.37cm

2

Minor area of AB=

4

1

quadrant of circle −ar(ΔAOB)

=

4

1

×πr

2

−

2

1

×b×h

=

4

1

×3.14×5×5−

2

1

×5×5

=19.62−12.5

=7.12cm

2

Answer 2

Answer:

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Step-by-step explanation:

Also show the diagram of this question

Because Location of Point A and B is not defined in question.