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On a square handkerchief, nine circular designs each of radius 7 cm are made (see Fig. 12.29). Find the area of the remaining portion of the handkerchief.

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On a square handkerchief,nine circular designs each of radius 7cm are made (see Fig.12.29 ).Find the area of the remaining portion of the handkerchief.

On a square handkerchief, nine circular designs each of radius 7 cm are made. Find the area of the remaining portion of the handdkerchief

In a school, an SUPW exam is conducted in class X. Rubina wins 1st prize. She made a square embroider handkerchief with 9 circular thread designs on it. On a square handkerchief, nine circular designs each of radius 7 cm are made (see in figure). Find the circumference of one of the circular design.

Read the following text and answer the following questions on the basis of the same : In a school, a Design exam is conducted in class x . Rubina wins 1^(st) prize. She made a square embroidery handkerchief with 9 circular thread designs on it On a square handkerchief, nine circular designs each of radius 7 cm are made (see in figure) . Find the circumference of one of the circular design

From each corner of a square of side 4cm a quadrant of a circle of radius 1cm is cut and also a circle of diameter 2cm is cut as shown in Fig.12.23. Find the area of the remaining portion of the square.

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

From a circular disc of radius R , another disc of diameter R is removed. Locate c.m. of the remaining portion.

A square sheet of maximum area is cut out from a circular piece of carboard of radius 21 cm. Find the area of the remaining card board.

From a square of side 8 cm, two quadrants of a circle of radii 1.4 cm are cut from two corners. Another circle of radius 4.2 cm is also cut from the centre as shown in the figure. Find the area of the remaining (shaded) portion of the square. [Take pi =22/7 ]

From a square of side 8 cm, two quadrants of a circle of radii 1.4 cm are cut from two corners . Another circle of radius 4.2 cm is also cut from the centre as shown in the figure . Find the area of the remaining (shaded) portion of the square . ["Take"pi=(22)/(7)]

RD SHARMA-AREAS RELATED TO CIRCLES-All Questions
  1. In the given figure, AB and CD are two diameters of circles ( with cen...

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  2. Calculate the area of the designed region in Fig. 12.34 common betw...

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  3. On a square handkerchief, nine circular designs each of radius 7 cm...

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  4. Find the area of the shaded region in Fig. 12.19, if P Q=24"\ "c m ...

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  5. In Fig. 19.60, A B C is an equilateral triangle inscribed in a circ...

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  6. In the following figure, ABC is a right angled triangle at A. Find the...

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  7. In Fig. 15.63, A B C D is a trapezium with A B D C and /B C D=60o ...

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  8. A plot is in the form of a rectangle A B C D having semi-circle on B C...

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  9. A play ground has the shape of a rectangle, with two semi-circles o...

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  10. The outer circumference of a circular race-track is 528 m. The trac...

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  11. A rectangular piece is 20m and 15m wide. From its four corners, qua...

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  12. A road which is 7 m wide surrounds a circular park whose circumfere...

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  13. Four equal circles, each of radius a , touch each other. Show that the...

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  14. A square water tank has its side equal to 40 m. There are four semi...

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  15. Prove that the area of a circular path of uniform width h surroundi...

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  16. Find the area of Fig. 15.68, in square cm, correct to one place of ...

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  17. In Fig. 15.69, A B and C D are two diameters of a circle perpendicu...

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  18. In Fig. 15.70, O A C B is a quadrant of a circle with centre O and ...

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  19. Find the area of the shaded region in Fig. 15.72, if A C=24\ c m , ...

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  20. In Fig. 15.72 (a) , O A B C is a square of side 7 cm. If O A P C is...

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