Numerical Problems in Plane Geometry: With Metric and Logarithmic TablesLongmans, Green, and Company, 1896 - 161 σελίδες |
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Σελίδα 26
... 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 , what is the distance of a chord ...
... 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 , what is the distance of a chord ...
Σελίδα 29
... parallelogram whose base and altitude are 13m and 18m ? 3. How many hektares in a rectangular field 53Dm by 29 Dm ? 4. Find the width of a rectangular field containing an acre , if the length is 176 yards . 5. How many acres in a ...
... parallelogram whose base and altitude are 13m and 18m ? 3. How many hektares in a rectangular field 53Dm by 29 Dm ? 4. Find the width of a rectangular field containing an acre , if the length is 176 yards . 5. How many acres in a ...
Σελίδα 30
... parallelogram whose area is one acre has a base of 60 rods ; and one whose area is 1a has the same altitude ; find the base of the latter . ( Log . ) 17. Find the side of a square equivalent in area to a rectangle whose base is 4 feet 6 ...
... parallelogram whose area is one acre has a base of 60 rods ; and one whose area is 1a has the same altitude ; find the base of the latter . ( Log . ) 17. Find the side of a square equivalent in area to a rectangle whose base is 4 feet 6 ...
Σελίδα 51
... parallelogram is formed by joining the midpoints of the ( adjacent ) sides of any quadrilateral . Hint , draw the diagonals of the quadrilateral . — Bowdoin . 10. In any triangle ABC , if AD is drawn perpendicu- lar to BC , and AE ...
... parallelogram is formed by joining the midpoints of the ( adjacent ) sides of any quadrilateral . Hint , draw the diagonals of the quadrilateral . — Bowdoin . 10. In any triangle ABC , if AD is drawn perpendicu- lar to BC , and AE ...
Σελίδα 57
... parallelogram is equal to the sum of the squares of its diag- onals . - School of Mines . 64. In a triangle whose sides are 48 , 36 , and 50 , where do the bisectors of the angles intersect the sides ? What are the lengths of the ...
... parallelogram is equal to the sum of the squares of its diag- onals . - School of Mines . 64. In a triangle whose sides are 48 , 36 , and 50 , where do the bisectors of the angles intersect the sides ? What are the lengths of the ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
acres adjacent sides altitude apothem arc intercepted arc subtended bisect bisector centilitre centimetre centre chord circum circumscribed cologarithm construct a triangle cubic cubic centimetre decagon decimetre diagonals diameter divided dodecagon equiangular polygon equilateral triangle exterior figure Find the area find the length Find the number Find the radius Find the side GEOMETRY given line given point hektare homologous sides hypotenuse intercepted arcs intercepts an arc interior angles intersect joining the middle June kilometre line joining logarithm mantissa mean proportional METRIC middle points miles millimetres myriametre number of degrees opposite sides parallelogram pentagon perimeter perpendicular PLANE GEOMETRY Prove quadrilateral radii rectangle regular hexagon regular inscribed regular polygon respectively rhombus right angles right triangle scribed secant Show similar triangles square dekametre square feet square hektometre square metre stere straight line TABLE tangent third side trapezoid vertex vertices yards
Δημοφιλή αποσπάσματα
Σελίδα 80 - Similar triangles are to each other as the squares of their homologous sides.
Σελίδα 101 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Σελίδα 69 - In any triangle, the square of the side opposite an acute angle is equal to the sum of the squares of the other two sides diminished by twice the product of one of those sides and the projection of the other upon that side.
Σελίδα 79 - 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 93 - 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 101 - 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 74 - The bisector of an angle of a triangle divides the opposite side into segments which are proportional to the adjacent sides.
Σελίδα 101 - The logarithm of a product is equal to the sum of the logarithms of its factors.
Σελίδα 68 - 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 74 - After remarking that the mathematician positively knows that the sum of the three angles of a triangle is equal to two right angles...