savitri had to make a model of a cylindrical kaleidoscope for her science project . she wanted to use chart paper to make the curved surface of the kaleidoscope. what should be the area of chart paper required by her , if she wanted to make a kaleidosc
savitri had to make a model of a cylindrical kaleidoscope for her science project . she wanted to use chart paper to make the curved surface of the kaleidoscope. what should be the area of chart paper required by her , if she wanted to make a kaleidoscope of length 25 cm with a 3.5 cm radius ?
Answers (1)
solution : We have ,
Radius of the base of the cylinderical kaleidoscope = 3.5 cm
Height (length ) of kaleidoscope = 25cm
Area of the chart paper required = Curved surface area of the kaleidoscope