Secondary-school Mathematics, Βιβλίο 2D.C. Heath & Company, 1911 |
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Αποτελέσματα 1 - 5 από τα 12.
Σελίδα 175
... weighs 1 gram , or 1 cubic foot weighs 62 pounds . For gases the standard is usually hydrogen . Sometimes air , which is 14.44 times as heavy as hydrogen , is used . Ex . A cubic foot of steel weighs 490 pounds . Find specific gravity ...
... weighs 1 gram , or 1 cubic foot weighs 62 pounds . For gases the standard is usually hydrogen . Sometimes air , which is 14.44 times as heavy as hydrogen , is used . Ex . A cubic foot of steel weighs 490 pounds . Find specific gravity ...
Σελίδα 176
... weighs 1 gram . 1 liter hydrogen weighs 0.09 gram . Specific gravity air ( hydrogen standard ) is 14.44 . 33. Ice weighs 57.5 pounds to the cubic foot . Find its specific gravity . 34. The specific gravity of oak is 0.8 . Find the ...
... weighs 1 gram . 1 liter hydrogen weighs 0.09 gram . Specific gravity air ( hydrogen standard ) is 14.44 . 33. Ice weighs 57.5 pounds to the cubic foot . Find its specific gravity . 34. The specific gravity of oak is 0.8 . Find the ...
Σελίδα 177
... weighs 552 pounds . What is the length of the wire ? 176. Proportion is of value in the study of similar figures in geometry . Similar figures are polygons which are mutually equiangular and whose corresponding sides are in proportion ...
... weighs 552 pounds . What is the length of the wire ? 176. Proportion is of value in the study of similar figures in geometry . Similar figures are polygons which are mutually equiangular and whose corresponding sides are in proportion ...
Σελίδα 282
... weighs 110 pounds . How many feet of wire in the coil ? I 9. A cross section of a steel I beam is 8 " entire height , 6 " between the flanges , " thickness in its nar- rowest part , and the flange width is 3 " . Find its weight per ...
... weighs 110 pounds . How many feet of wire in the coil ? I 9. A cross section of a steel I beam is 8 " entire height , 6 " between the flanges , " thickness in its nar- rowest part , and the flange width is 3 " . Find its weight per ...
Σελίδα 319
... weighs 300 pounds . How much work is re- quired to place it on a planer bed 3 feet 5 inches above the floor ? 48. How much work is required to pump 5000 gallons of water into a tank 150 feet above the pump ? 49. The average pressure on ...
... weighs 300 pounds . How much work is re- quired to place it on a planer bed 3 feet 5 inches above the floor ? 48. How much work is required to pump 5000 gallons of water into a tank 150 feet above the pump ? 49. The average pressure on ...
Άλλες εκδόσεις - Προβολή όλων
Secondary-School Mathematics William Harris Elson Ro Louis Short Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2022 |
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD angle formed apothem baking powder belt bisected bisector calories carbohydrates cents per dozen cents per pound circle whose radius circumference circumscribed Construct cost cupfuls of flour curve cutting speed decagon decimal diagonal diameter distance divided Draw chord drawn eggs equal circles equation equilateral triangle EXERCISE exponent feet per minute Find the area Find the dimensions Find the length Find the locus Find the number Find the radius foot pounds fraction Given Griddle cakes homologous sides hypotenuse inscribed angle intercepted arcs isosceles trapezoid line shaft logarithm mantissa mean proportional measured middle points number of sides ounces parallel parallelogram perpendicular proof is left protein prove pulley quadratic quadrilateral radii ratio rectangle regular hexagon regular polygon revolutions per minute right triangle round steak secant segments similar polygons Solve square root straight line tangent THEOREM trapezoid weighs
Δημοφιλή αποσπάσματα
Σελίδα 360 - 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, minus twice the product of one of these sides and the projection of the other side upon it 190 THEOREM XLIX 196.
Σελίδα 353 - The line joining the middle points of two sides of a triangle is parallel to the third side and equal to half of the third side.
Σελίδα 356 - If a perpendicular is drawn from the vertex of the right angle to the hypotenuse of a right triangle : 1st.
Σελίδα 354 - The sum of two sides of a triangle is greater than the third side, and their difference is less than the third side.
Σελίδα 360 - If from, a point without a circle a secant and a tangent are drawn, the tangent is a mean proportional between the whole secant and the external segment.
Σελίδα 259 - The Radius of a sphere is a straight line drawn from the center to any point in the surface.
Σελίδα 360 - The. sum of the angles of any polygon is equal to twice as many right angles as the polygon has sides, less four right angles.
Σελίδα 354 - Two triangles are congruent if (a) two sides and the included angle of one are equal, respectively, to two sides and the included angle of the other...
Σελίδα 358 - Two triangles are similar if an angle of the one is equal to an angle of the other, and the sides including these angles are proportional. 0 B Hyp. In A ABC and A'B'O, <r ZA = ZA\ and AB: A'B
Σελίδα 298 - The areas of two circles are to each other as the squares of their radii, or as the squares of their diameters. S TrR2 R* If1' = ~R^ = "cT* = -D'*