Numerical Problems in Plane Geometry with Metric and Logarithmic TablesLongmans, Green and Company, 1897 - 144 σελίδες |
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Σελίδα 7
... diagonal of a is 5.2Ha How many acres in the other ? 64. If one each of the other of a , how many degrees in ? 65. If two adjacent of a are in the ratio of 17 : 1 , how many degrees are there in each of the ? 66. How many degrees in ...
... diagonal of a is 5.2Ha How many acres in the other ? 64. If one each of the other of a , how many degrees in ? 65. If two adjacent of a are in the ratio of 17 : 1 , how many degrees are there in each of the ? 66. How many degrees in ...
Σελίδα 8
... diagonals contains 5.11 . ( Log . ) 73. Find the of an isosceles the base is equal to one - half the 74. What answer to 73 , when the greater than an at the base ? when one of the at at the vertex . 75. What are the of an isosceles at ...
... diagonals contains 5.11 . ( Log . ) 73. Find the of an isosceles the base is equal to one - half the 74. What answer to 73 , when the greater than an at the base ? when one of the at at the vertex . 75. What are the of an isosceles at ...
Σελίδα 15
... diagonals ; and the made by the opposite sides of the quadrilateral , when produced . 48. Find the made by the radii and the line joining the points of contact of two tangents drawn through a point 6 inches from the circumference of a ...
... diagonals ; and the made by the opposite sides of the quadrilateral , when produced . 48. Find the made by the radii and the line joining the points of contact of two tangents drawn through a point 6 inches from the circumference of a ...
Σελίδα 16
... diagonal and a base of an in- scribed trapezoid is 20 ° 30 ′ ; find the made by the in- tersection of the diagonals . 51. Over how many degrees of arc of a whose circum- ference is 435Km will a train , moving 60 miles per hour , go in ...
... diagonal and a base of an in- scribed trapezoid is 20 ° 30 ′ ; find the made by the in- tersection of the diagonals . 51. Over how many degrees of arc of a whose circum- ference is 435Km will a train , moving 60 miles per hour , go in ...
Σελίδα 26
... diagonals . 59. The sides of a parallelogram are 24 miles and 311⁄2 miles , and one of the diagonals is 28 miles ; find the num- ber of kilometres in the other diagonal . 60. If a chord of 2 feet is 5 inches from the centre of a O ...
... diagonals . 59. The sides of a parallelogram are 24 miles and 311⁄2 miles , and one of the diagonals is 28 miles ; find the num- ber of kilometres in the other diagonal . 60. If a chord of 2 feet is 5 inches from the centre of a O ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
acres adjacent sides ALGEBRA altitude angle is equal apothem arc intercepted arc subtended bisect bisector centre chord circum circumscribed College cologarithm construct a triangle decagon diagonals divided dodecagon equiangular polygon equilateral triangle escribed exterior extreme and mean figure Find the area find the length Find the number Find the radius Find the side GEOMETRY given line given point given triangle homologous sides hypotenuse intercepted arcs interior angles intersect isosceles triangle joining the middle June line joining lines drawn logarithm mantissa mean proportional metres middle points miles non-parallel sides opposite sides parallel sides parallelogram pentagon perimeter perpendicular PLANE GEOMETRY points of contact problems Prove quadrilateral radii rectangle regular hexagon regular inscribed regular polygon respectively rhombus right angles right triangle scribed secant Show similar triangles square equivalent square feet straight line tangent Tech terior third side trapezoid triangle is equal University vertex vertices yards
Δημοφιλή αποσπάσματα
Σελίδα 102 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Σελίδα 80 - If four quantities are in proportion, they are in proportion by composition, ie the sum of the first two terms is to the second term as the sum of the last two terms is to the fourth term.
Σελίδα 94 - The areas of two triangles which have an angle of the one equal to an angle of the other are to each other as the products of the sides including the equal angles. A D A' Hyp. In triangles ABC and A'B'C', To prove AABC A A'B'C' A'B' x A'C ' Proof. Draw the altitudes BD and B'D'.
Σελίδα 102 - The logarithm of a number is the exponent of the power to which it is necessary to raise a fixed number, in order to produce the first number.
Σελίδα 141 - When the length of the primary unit of this system was determined it was supposed to be one ten-millionth of the distance from the equator to the pole.
Σελίδα 66 - OA will be 13 inches. 3. Prove that an angle formed by a tangent and a chord drawn through its point of contact is the supplement of any angle inscribed in the segment cut off by the chord. What is the locus of the centre of a circumference of given radius which cuts at right angles a given circumference? 4. Show that the areas of similar triangles are to each other as the squares of the homologous sides. 5. Prove that the square described upon the altitude of an equilateral triangle has an area...
Σελίδα 69 - Prove that, if from a point without a circle a secant and a tangent be drawn, the tangent is a mean proportional between the whole secant and the part without the circle.
Σελίδα 75 - After remarking that the mathematician positively knows that the sum of the three angles of a triangle is equal to two right angles...
Σελίδα 89 - The exterior angles of a polygon, made by producing each of its sides in succession, are together equal to four right angles.
Σελίδα 104 - If the number is less than 1, make the characteristic of the logarithm negative, and one unit more than the number of zeros between the decimal point and the first significant figure of the given number.