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added addition algebraic expression altitude amount angle answer balance ball base body called centimeters CHAPTER Check circle common containing count cubic curve Definition denominator density dimensions direction distance Divide division dollars Draw drawn equal equation Example Exercises exponent factors feet figure force formula fraction function geometric give given grams graph hour Illustration inches indicated interest lead length less letters means measured meters miles miles an hour million moving multiply negative opposite original parallelogram polynomial positive pounds problem pull quantity radians rectangle represent result rows rule scale shown side solution Solve square square units stand Substituting subtract Suppose symbol temperature third tion triangle units variable volume weight write yards zero
Σελίδα 144 - PERIPHERY of a circle is its entire bounding line ; or it is a curved line, all points of which are equally distant from a point within called the centre.
Σελίδα 11 - Both terms of a fraction may be multiplied by the same number without changing the value of the fraction.
Σελίδα 142 - The area of a trapezoid is equal to one.half the product of its altitude and the sum of its bases.
Σελίδα 196 - Two workmen can do a piece of work in 6 days. How long will it take each of them to do the work, if it takes one 5 days longer than the other ? 19.
Σελίδα 88 - If an expression within a parenthesis is preceded by a minus sign, the parenthesis may be removed ; but the sign of each term in the parenthesis must be changed; the sign + to — and the sign — to +. 155.
Σελίδα 193 - If two chords intersect within a circle, the product of the segments of one chord is equal to the product of the segments of the other chord.
Σελίδα 39 - ... the sum of the first and second, what is the number of degrees in each angle of the triangle, both interior and exterior?
Σελίδα 26 - For example, the sum of the angles of a quadrilateral is four right angles ; of a pentagon, six right angles ; of a hexagon, eight right angles, etc.