Revue des deux mondes, Volume 72

accuracy added algebra altitude amount angle answer approximate average base called cents Complete contain cost difference digits discussion distance divided division dollars Draw equal equation example Exercises Explain exponents expression fact factor feet figure Find the number find the value formula fractions give given graph height indicated interest invested kind larger length less letter mark means measurements method miles per hour Multiply nearest negative Notice pair pencil perimeter pounds problem quotient ratio rectangle represent result right triangle selling side similar smaller solution Solve Solve and check Solve problem square square root step Study substitution subtract tell third traveled triangle twice units unknown weighing width write written