The outer radius of a ring is (x + 2y) cm and the width is (x + y) cm. What is the area of the ring?

The inner and outer diameter of a ring is 14 cm and 28 cm respectively. What is the area of ring?

The inner and outer Radius of ring I of a darboard are 15 cm and 17 cm respectivley and those of ring II are 12 cm and 13 cm respectivley. What is the total area of these two rings?

The outer radius of a circular ring is 21 cm.and its area is 26cm^2 .Find its inner radius.

The outer radius and the inner radius of a circular ring are respectively 25 cm and 24 cm.Find the area of the region which falls under the ring.

The area of a ring is 40 pi cm^(2). If the width of the ring is 4cm, then the sum of the radii of circles.

The inner and outer diameters of ring 1 of a dartboard are 32cm and 34cm respectively and those of rings II are 19cm and 21cm respectively. What is the total area of these two rings?

The outer radius and the inner radius of a hollow cylinder are (3 - x) cm and (2-x) cm. What is its thickness?

If the outer and inner radii of a ring are 14cm and 11cm, then width of a ring is

The inner and outer diameters of ring 1 of a dartboard are 32cm and 34cm respectively and those of rings II are 19cm and 21cm respectively.What is the total area of these two rings?

The inner and outer circumference of a circular ring is 22 cm and 44 cm, respectively. What is the thickness of the ring?