Elements of Geometry and Trigonometry |
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Page 12
... expression A = B , signifies that A is equal to B. To signify that A is smaller than B , the expression A < B is used . - is called plus : it indicates addition . To signify that A is greater than B , the expression A > B is used ; the ...
... expression A = B , signifies that A is equal to B. To signify that A is smaller than B , the expression A < B is used . - is called plus : it indicates addition . To signify that A is greater than B , the expression A > B is used ; the ...
Page 13
... expression should not be employed , when there is any danger of confounding it with that of the line AB , which expresses the distance between the points A and B. The expression Ax ( B + C - D ) represents the product of A by the ...
... expression should not be employed , when there is any danger of confounding it with that of the line AB , which expresses the distance between the points A and B. The expression Ax ( B + C - D ) represents the product of A by the ...
Page 30
... expressed by unity , the angle of an equilateral triangle will be expressed by 3 . Cor . 6. In every triangle ABC , the exterior angle BAD is equal to the sum of the two interior opposite angles B and C. For , AE being parallel to BC ...
... expressed by unity , the angle of an equilateral triangle will be expressed by 3 . Cor . 6. In every triangle ABC , the exterior angle BAD is equal to the sum of the two interior opposite angles B and C. For , AE being parallel to BC ...
Page 34
... expressed by numbers , either exactly or approximatively ; and in the latter case , the approximation may be brought ... expressed by the number of units it contains . If the other magnitude contain a certain number of those units , it ...
... expressed by numbers , either exactly or approximatively ; and in the latter case , the approximation may be brought ... expressed by the number of units it contains . If the other magnitude contain a certain number of those units , it ...
Page 35
... expressed by Px C ' to QxC ' , P and Q being also integral numbers , and their ratio will be the same as that of P to Q. 2. If there be four magnitudes A , B , C , and D , having such B. values that A D is equal to then A is said to ...
... expressed by Px C ' to QxC ' , P and Q being also integral numbers , and their ratio will be the same as that of P to Q. 2. If there be four magnitudes A , B , C , and D , having such B. values that A D is equal to then A is said to ...
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Common terms and phrases
adjacent adjacent angles altitude angle ACB angle BAC ar.-comp base multiplied bisect Book centre chord circ circumference circumscribed common cone convex surface Cosine Cotang cylinder diagonal diameter dicular distance draw drawn equal angles equally distant equiangular equivalent figure formed four right angles frustum given angle given line gles greater homologous sides hypothenuse inscribed polygon intersection less Let ABC let fall logarithm measured by half number of sides oblique lines opposite parallelogram parallelopipedon pendicular perimeter perpen perpendicular plane MN polyedron polygon ABCDE prism proportional PROPOSITION pyramid quadrant quadrilateral quantities radii radius ratio rectangle regular polygon right angled triangle S-ABC Scholium secant secant line segment side BC similar sine solid angle solid described sphere spherical polygon spherical triangle square described straight line tang tangent THEOREM triangle ABC triangular prism vertex