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Fibonacci sequence is a pattern in which...

Fibonacci sequence is a pattern in which each number is obtained by adding the previous two numbers (except the first 2 numbers).
The pattern is `0, 1, 1, 2, 3, 5, 8, 13`.......
Shown below is a representation of the first few terms of the Fibonacci sequence in a unit square grid. The terms represent the side lengths of the squares.

What is the area of the shaded sector?

A

4`pi` sq units

B

16`pi` sq units

C

48`pi` sq units

D

64`pi` sq units

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CBSE MODEL PAPER-Additional Practice Questions-Question
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  2. In the figure below, a unit square ROST is inscribed in a circular sec...

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  3. Fibonacci sequence is a pattern in which each number is obtained by ad...

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  4. Shown below is a solid made by joining a right circular cylinder and a...

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  5. Which of the following is equal to the given expression? frac{cot th...

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  6. The heights of plants in Dipti's garden are recorded in the table give...

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  7. A bowl contains 3 red and 2 blue marbles. Roohi wants to pick a red ma...

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  8. Two statements are given below - one labelled Assertion (A) and the ot...

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  9. Two statements are given below - one labelled Assertion (A) and the ot...

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  10. Check whether the three lines represented by the equations given below...

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  11. Shown below is a circle with centre O. NQ is a tangent to the circle. ...

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  12. Find the smallest pair of 4-digit numbers such that the difference bet...

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  13. If cos (A + 2B) = 0, 0^@ le (A + 2B) le 90^@ and cos (B - A) = frac{sq...

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  14. State whether the following statements are true or false. Give reasons...

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  15. A 3.5 cm chord subtends an angle of 60^@ at the centre of a circle. ...

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  16. A semicircle MON is inscribed in another semicircle. Radius OL of the ...

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  17. The LCM of 6^4, 8^2 and k is 12^4 where k is a positive integer. Find ...

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  18. If m and n are zeroes of the polynomial (3x^2 - x – 2), find the value...

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  19. The graph of a line represented by the equation ax + y + 8 = 0 is show...

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  20. Anuj and Safina started a new game zone consisting of two games - shoo...

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