deckerbox11 deckerbox11

16-07-2022
Mathematics

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A large washer has an outer radius of 10mm and a hole with a diameter of 14mm. What is the area of the washer? (Use π =3.14)

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jsimpson11000 jsimpson11000

16-07-2022

Answer:

160.14 mm^2

Step-by-step explanation:

Area of a circle = pi r^2

subtract the area of the smaller circle from the larger

note that the smaller radius = 7 mm

pi ( 10^2 - 7^2 ) =

3.14 ( 51) = 160.14 mm^2

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