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Formulas
| Formula | Meaning |
|---|---|
| A=s^2 | Area of a square |
| A=bh | Area of Rectangle |
| A=bh/2 | Area of a triangle |
| A=PIr^2 | Area of a circle |
| C=PId | Circumference of a circle |
| P=2L+2W | Perimeter of a rectangle |
| P=s1+s2+s3 | perimeter of a triangle |
| P=sumofallsides | perimeter of any shape |
| Y=kx | constant of proponality |
| is/of=%/100 | percent proportion |
| change/orginal=%/100 | percent of change |
| is/of=%/100 | tax |
| is/of=%/100 | sales |
| %=|EV-AV/AV|x100 | % of error |
| I=prt | simple intrest |