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2. Consumer Math 20S – Mental Math Spreadsheets #8
At right is a spreadsheet which will be used to find the diameter, circumference, and area
of a circle.
If d = 2r , C = 2πr , A = πr 2
and π = 3.14 answer questions 1 - 3:
=2*A2
=2*3.14*A2 or =3.14*B2
=3.14*A2^2 or =3.14*A2*A2
At right is a spreadsheet showing the profits for each
of 3 lemonade stands that Amanda and Donna had
set up during the summer.
4. What formula should be entered into cell D2 so that the profits can be shared equally
between Amanda and Donna? =SUM(A2:C2)/2 or =(A2+B2+C2)/2
27 13.5
10.75
21.5
2.43
243