It is often stated in math textbooks that all measurements are approximate. a) What does it mean for measurements to be approximate? Does this mean that we cannot accurately determine the lengths or areas of figures? b) Sometimes the area of a circle is recorded as a number multiplied by rt (pi), such as A=16 cm2 for a circle with a radius of 4 cm. Why record the area as 16m cm2 instead of as 50.2- (16×3.14)? For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). O ...
It is often stated in math textbooks that all measurements are approximate. a) What does it mean for measurements to be approximate? Does this mean that we cannot accurately determine the lengths or areas of figures? b) Sometimes the area of a circle is recorded as a number multiplied by rt (pi), such as A=16 cm2 for a circle with a radius of 4 cm. Why record the area as 16m cm2 instead of as 50.2- (16×3.14)? For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). O ...
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter9: Surfaces And Solids
Section9.3: Cylinders And Cones
Problem 49E: A lawn roller in the shape of a right circular cylinder has a radius of length 18 in. and a length...
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