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Size of rectangular strip = 25cm×7cm. By rotating, about the longer side, we find a right circular cylinder, then the radius of cylinder (r) = 7cm
Dimensions of rectangular strip = 25cm×7cm. By rotating the strip along longer side (25 cm), a solid (Cylindrical in shape) is formed whose. Radius (r)=7 cm ...
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When a rectangular sheet is rotated about its length, we get a cylinder where the height of cylinder =7 cm. and the circumference of the base of the cylinder = ...
Video for a rectangular strip 25cm X 7 cm is rolled along with its length to form a cylinder.
Jul 5, 2020 · A rectangular sheet of paper, 44cm×20cm is rolled along its length to form a cylinder. Find ...
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Jul 21, 2023 · A rectangular strip 25cm×7cm is rotated about the longer side. Find the total surface area of the solid thus generated.
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Feb 10, 2022 · Solution: When the given sheet is rotated, it forms a cylinder of height/length of 25 cm. The radius of the cylinder will be 7cm.
Video for a rectangular strip 25cm X 7 cm is rolled along with its length to form a cylinder.
Feb 5, 2022 · A rectangular strip 25 c m\\ x\\ 7c m\nis rotated about the longer side. Find the total\r ...
Duration: 3:18
Posted: Feb 5, 2022
A rectangular sheet of dimensions 25 cm × 7 cm is rotated about its longer side. Find the volume and the whole surface area of the solid thus generated.
Apr 20, 2019 · When this strip is rotated about its longer side, The height of the cylinder becomes = 25 cm Radius = 7 cm ∴ The total surface area of the cylinder = 2πr(h + ...