Orr's Circle of the Sciences: Organic nature, vols. 1-3 (1854-1856)William Somerville Orr W.S. Orr and Company, 1854 |
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Αποτελέσματα 1 - 5 από τα 68.
Σελίδα vi
... writing out from memory — and that more than once - the substance of articles above indicated . This may seem rather stern counsel , but it is necessary . Self - examination by writing is the only way in which real knowledge of any kind ...
... writing out from memory — and that more than once - the substance of articles above indicated . This may seem rather stern counsel , but it is necessary . Self - examination by writing is the only way in which real knowledge of any kind ...
Σελίδα 2
... write for the young - for the self - dependent - the solitary - and , perchance , the unfriended student . The office we here take upon ourselves will be per- formed , if we succeed in the endeavour to assist him . This is the only ...
... write for the young - for the self - dependent - the solitary - and , perchance , the unfriended student . The office we here take upon ourselves will be per- formed , if we succeed in the endeavour to assist him . This is the only ...
Σελίδα 5
... write forty - two for 42 , six hundred and thirty - eight for 638 , five hundred and seventy - two for 572 , and six hundred and thirteen for 613. The leading figure of a complete period , you know , is always hundreds ; and when you ...
... write forty - two for 42 , six hundred and thirty - eight for 638 , five hundred and seventy - two for 572 , and six hundred and thirteen for 613. The leading figure of a complete period , you know , is always hundreds ; and when you ...
Σελίδα 6
... Write down a row of noughts , or ciphers , and , as if these blanks were numbers , mark off the periods : then , commencing at the first cipher on the left , put under each the proper figure in the number proposed , taking care that it ...
... Write down a row of noughts , or ciphers , and , as if these blanks were numbers , mark off the periods : then , commencing at the first cipher on the left , put under each the proper figure in the number proposed , taking care that it ...
Σελίδα 7
... write six noughts after it , and , as we see , from hundreds being the leading word in the written expression , that the first period will be a complete period , we prefix two noughts more . The requisite row of noughts , divided as ...
... write six noughts after it , and , as we see , from hundreds being the leading word in the written expression , that the first period will be a complete period , we prefix two noughts more . The requisite row of noughts , divided as ...
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD Algebra arithmetic base Binomial Theorem bisect calculation called centre chord circumference coefficient common Completing the square contained cotan decimals denominator describe diameter divided dividend divisor draw ellipse equal angles equation equiangular equilateral Euclid EXAMPLES FOR EXERCISE expression exterior angle factors figure formula fraction frustum geometrical progression geometry given straight line greater h₂ Hence inscribed intersecting join latter less logarithm magnitudes manner measure multiplied operation parallel parallelogram perpendicular plane polygon prism Prop proportion proved Q. E. D. PROPOSITION quantity quotient radius ratio rectangle remainder result right angles rule sides sines solid angle sphere square root subtract suppose theorem third triangle ABC trigonometrical
Δημοφιλή αποσπάσματα
Σελίδα 86 - If two triangles have two sides of the one equal to two sides of the...
Σελίδα 60 - If a straight line meets two straight lines, so as to make the two interior angles on the same side of it taken together less than two right angles...
Σελίδα 58 - ... equal angles in each ; then shall the other sides be equal each to each : and also the third angle of the one to the third angle of the other.
Σελίδα 45 - A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight lines drawn from a certain point within the figure to the circumference, are equal to one another.
Σελίδα 190 - Divide the first term of the dividend by the first term of the divisor, and write the result as the first term of the quotient. Multiply the whole divisor by the first term of the quotient, and subtract the product from the dividend.
Σελίδα 47 - Let it be granted that a straight line may be drawn from any one point to any other point.
Σελίδα 151 - Equal parallelograms which have one angle of the one equal to one angle of the other, have their sides about the equal angles reciprocally proportional ; and parallelograms that have one angle of the one equal to one angle of the other, and their sides about the equal angles reciprocally proportional, are equal to one another.
Σελίδα 96 - angle in a segment' is the angle contained by two straight lines drawn from any point in the circumference of the segment, to the extremities of the straight line which is the base of the segment.
Σελίδα 46 - A rhombus, is that which has all its sides equal, but its angles are not right angles.
Σελίδα 66 - From this it is manifest how to a given straight line to apply a parallelogram, which shall have an angle equal to a given rectilineal angle, and shall be equal to a given rectilineal figure, viz.