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Sahay Sir > Question Answers > NCERT Class 10 > Maths > Chapter 12 - Areas Related to Circles > A circle is inscribed in a square of side 5cm and another circle is circumscribing the square is it true to say that the area of the outer circle is two time the area of the inner circle ? Give reasons for your answer.

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

Area of a sector of central angle 200° of a circle is 770 cm^2. Find the length of the corresponding arc of this sector.