ما يقوله الناس - كتابة مراجعة
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A B and C D arc A B axes Bisect the arc causes eff chord ciphers circumference CONIC SECTIONS conjugate axis curve cutting A B cutting the circle cylinder decagon decimals denomination describe an ellipsis describe the arc distance divide dividend divisor dodecagon double ordinate draw E F Draw the diagonals draw the lines duodecimals equal to A B EXAMPLE F draw feet fraction FROB frustum given line A B given number given point height hyperbola Join Latus rectum manner multiplicand Multiply number of equal parabola parallel to A B perpendicular plane points F polygon PROBLEM PROBLEM PROBLEM VII quotient radius rectangle regular polygon remainder right angles root segment solidity square tangent transverse axis trapezium triangle vulgar fraction whole number
الصفحة 143 - Multiply the divisor, thus augmented, by the last figure of the root, and subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
الصفحة xxxviii - Plane figures that are bounded by right lines have names according to the number of their sides, or of their angles ; for they have as many sides as angles ; the least number being three.
الصفحة xxxviii - A Right angle is that which is made by one line perpendicular to another. Or when the angles on each side are equal to one another, they are right angles.
الصفحة 141 - ROOT of any given number, or power, is such a number as, being multiplied by itself a certain number of times, will produce the power ;. and it is denominated the first, second, third, fourth, fcfc.
الصفحة 157 - From half the sum of the three sides, subtract each side severally; multiply the half sum, and the three remainders together, and the square root of the product will be the area required.
الصفحة 92 - Having arranged the numbers so that the smaller may stand under the greater, subtract each number in the lower line from that which stands above it, and write down the remainders. When any of the lower denominations are greater than the upper, increase the upper number by as many as make one of the next higher denomination, from which take the figure...
الصفحة 139 - RULE. Multiply the given number, or first power continually by itself, till the number of multiplications be 1 less than the index of the. power to be found, and the last product will be the power required.
الصفحة xxxvii - Line, or Straight Line, lies all in the same direction between its extremities, and is the shortest distance between two points.