Problem 1: A circular drop of oil has a radius of r=10 cm. If this radius increases by 5% then by 109 a) Find the new radius. b) Find the new area of the circle. (Area of circle A = ar²) c) Write the area in standard form.
Problem 1: A circular drop of oil has a radius of r=10 cm. If this radius increases by 5% then by 109 a) Find the new radius. b) Find the new area of the circle. (Area of circle A = ar²) c) Write the area in standard form.
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter8: Areas Of Polygons And Circles
Section8.4: Cicumference And Area Of A Cicle
Problem 48E: A circle has a radius length of 5.3 cm. Find the length, to a tenth of a centimetre of each side of...
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