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Area Related To Circles

The numerical value of the area of a circle is greater than the numerical value of its circumference. Is this statement true? Why?

08/11/2024

Mathematics

10th

Area Related To Circles

In covering a distance s metres, a circular wheel of radius r metres makes s/2πr  revolutions. Is this statement true? Why?

08/11/2024

Mathematics

10th

Area Related To Circles

Is it true that the distance travelled by a circular wheel of diameter d cm in one revolution is 2 π d cm? Why?

08/11/2024

Mathematics

10th

Area Related To Circles

Is  it  true  to  say  that  area  of  a  segment  of  a  circle  is  less  than  the  area  of  its corresponding sector? Why?

08/11/2024

Mathematics

10th

Area Related To Circles

In Figure, a square is inscribed in a circle of diameter d and another square is circumscribing the circle. Is the area of the outer square four times the area of the inner square? Give reasons for your answer.

08/11/2024

Mathematics

10th

Area Related To Circles

Will  it  be  true  to  say  that  the  perimeter  of  a  square circumscribing a circle of radius a cm is 8a cm? Give reasons for your answer.

08/11/2024

Mathematics

10th

Area Related To Circles

Is the area of the circle inscribed in a square of side a cm, πa2 cm2? Give reasons for your answer.

08/11/2024

Mathematics

10th

Area Related To Circles

In Figure, a circle is inscribed in a square of side 5 cm and another circle is circumscribing the square. Is it true to say that area of the outer circle is two times  the  area  of  the  inner  circle?  Give  reasons  for  your answer.

08/11/2024

Mathematics

10th

Area Related To Circles

Is the following statement true? Give reasons for your answer.

Area of a segment of a circle = area of the corresponding sector – area of the corre- sponding triangle.

08/11/2024

Mathematics

10th

Area Related To Circles

The diameter of a circle whose area is equal to the sum  of the areas of the two circles of radii 24 cm and 7 cm is

(A)  31 cm (B) 25 cm (C) 62 cm (D) 50 cm

08/11/2024

Mathematics

10th