Pure Mathematics: Including the Higher Parts of Algebra and Plane Trigonometry, Together with Elementary Spherical Trigonometry, Tom 1W. Collins, 1877 |
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a²b a²b² ab² ABCD algebraical angle ABC angle BAC angle BCD base BC BC is equal bisect cent centim centre circle ABC circumference coefficient common Const cos² cosec cube root decimal figures denominator divided divisor equation expression exterior angle factor Find the value fraction given straight line gnomon gram greater Hence integer join kilom less Let ABC logarithm metres miles millig millim Multiply opposite angles parallel parallelogram perpendicular PROOF.-Because Q. E. D. Proposition quotient ratio rectangle rectangle contained remainder right angles segment sides sin² square on AC square root subtraction touches the circle triangle ABC twice the rectangle x²y x²y² x³y xy²