Round cake

What is the area of a round cake with a radius of 5 cm?

Final Answer:

S =  78.5 cm2

Step-by-step explanation:

r=5 cm  S=π r2=3.1416 52=78.5 cm2



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You need to know the following knowledge to solve this word math problem:

planimetricsUnits of physical quantitiesGrade of the word problem

 
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