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A girl formed of design in a circle of r...

A girl formed of design in a circle of radius 42 cm leaving an equilateral triangle ABC in the middle as shown in the figure. Find the corvered area of the design. (Use `sqrt3 = 1.73 and pi = (22)/(7)`)

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The correct Answer is:
`3255.21 cm^(2)`
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Pookalam is the flower bed or flower pattern designed during Onam in Kerala. It is similar as Rangoli in North India and Kolam in Tamil Nadu. During the festival of Onam , your school is planning to conduct a Pookalam competition. Your friend who is a partner in competition , suggests two designs given below. Observe these carefully. Design I: This design is made with a circle of radius 32cm leaving equilateral triangle ABC in the middle as shown in the given figure. Design II: This Pookalam is made with 9 circular design each of radius 7cm. Refer Design I : The altitude of the equilateral triangle is

Pookalam is the flower bed or flower pattern designed during Onam in Kerala. It is similar as Rangoli in North India and Kolam in Tamil Nadu. During the festival of Onam , your school is planning to conduct a Pookalam competition. Your friend who is a partner in competition , suggests two designs given below. Observe these carefully. Design I: This design is made with a circle of radius 32cm leaving equilateral triangle ABC in the middle as shown in the given figure. Design II: This Pookalam is made with 9 circular design each of radius 7cm. Refer Design II : Area of each circular design is

Pookalam is the flower bed or flower pattern designed during Onam in Kerala. It is similar as Rangoli in North India and Kolam in Tamil Nadu. During the festival of Onam , your school is planning to conduct a Pookalam competition. Your friend who is a partner in competition , suggests two designs given below. Observe these carefully. Design I: This design is made with a circle of radius 32cm leaving equilateral triangle ABC in the middle as shown in the given figure. Design II: This Pookalam is made with 9 circular design each of radius 7cm. Refer Design II : The area of square is

Pookalam is the flower bed or flower pattern designed during Onam in Kerala. It is similar as Rangoli in North India and Kolam in Tamil Nadu. During the festival of Onam , your school is planning to conduct a Pookalam competition. Your friend who is a partner in competition , suggests two designs given below. Observe these carefully. Design I: This design is made with a circle of radius 32cm leaving equilateral triangle ABC in the middle as shown in the given figure. Design II: This Pookalam is made with 9 circular design each of radius 7cm. Refer Design II : Area of the remaining portion of the square ABCD is

NAGEEN PRAKASHAN-AREA RELATED TO CIRCLES-Exercise 12 B
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  2. In the figure, in Delta ABC, angle B = 90^(@), AB = 28 cm and BC = 21 ...

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  3. The length of the minute hand of a clock is 10.5 cm. Find the area swe...

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  4. A chord 10 cm long is drawn in the circle whose radius is 5 sqrt2 cm. ...

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  5. In a right -angle triangle, the length of the sides containing the rig...

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  6. In the given figure, ABCD is a square of side 7 cm. DPBA and DQBC are ...

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  7. In the given figure, three semicircles are drawn of diameter 10 cm, 7 ...

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  8. From a thin metallic sheet in the shape of a trapezium ABCD in which A...

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  9. A circulare arc has been with vertex of an equilateral triangle of sid...

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  10. In the adjoining figure, O is the centre of the circle with AC = 24 cm...

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  11. A round table cover has six equal designs as shown in the given figure...

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  12. In the given figure, DeltaABC is right angled at A. Find the area of t...

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  13. In the given figure Delta ABC is right angled at A. Semicircles are dr...

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  14. A girl formed of design in a circle of radius 42 cm leaving an equilat...

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  15. In the given figure, O is the centre of the bigger circle and AC is it...

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  16. The area of a circle inscribed in an equilateral triangle is 154\ c...

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  17. A girl was wearing a set of earings made of the line segments, semicir...

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  18. The given figure shows a square ABCD of side 20 cm. Semicircle are dra...

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  19. From a piece of paper in the shape of a regular hexagon, sectors of ci...

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  20. In the adjoining figure, two circles cut at A and B. P and Q are the c...

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