math exam 2012 7th grade formulas
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Created by:
klauderhickory on June 4, 2012
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22 terms
Terms | Definitions |
|---|---|
 OP= DR | original price |
| D=OP x R SP=OP - D | discount |
| T=OP x R TC=C+T | tip |
| P=C x R | profit |
| AI=NA - OA | amount of increase |
| PI= AI OA | percent of increase |
| AD=OA - NA | amount of decrease |
| PD=AD OA | percent of decrease |
| p=b x r | finding part |
| r= p b | finding rate |
| b=p r | finding base |
| P=s + s+ s + s | perimeter of square |
| P = 2l + 2w | perimeter of rectangle |
| P= s + s + s | perimeter of triangle |
| A=s x s | area of square (squared ) |
| A= lw | area of rectangle (squared ) |
| A= 1 b x h 2 | area of triangle (squared ) |
| V=Bh V=(A=lw)h | volume of rectangular prism (cubic ) |
| V=Bh V=(1b x h)h 2 | volume of triangular prism (cubic ) |
| V=Bh V=(pie radius squared) h | volume of cylinder (cubic ) |
| SP=LP X P | selling price |
| T=LP x R TC=LP + T | sales tax |
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