Elementary Algebra and Mensuration: Instruction Paper

the school, 1902 - Algebra - 72 pages
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Page 35 - The square of the hypothenuse is equal to the sum of the squares of the other two sides ; as, 5033 402+302.
Page 60 - A right circular cone or cone of revolution is a cone whose axis is perpendicular to the base. It may be generated by the revolution of a right triangle about one of the perpendicular sides as an axis.
Page 64 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Page 52 - A right prism is one whose lateral edges are perpendicular to the bases.
Page 15 - Multiply each term of the multiplicand by each term of the multiplier, and add the partial products.
Page 57 - The volume of a cylinder is equal to the area of the base multiplied by the altitude.
Page 39 - An inscribed angle is an angle whose vertex lies in the circumference and whose sides are chords. It is measured by onehalf the intercepted arc.
Page 37 - A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center.
Page 50 - The area of a circle is equal to the square of the radius multiplied by TT.
Page 42 - I label the two new points e and/.' With the help of this figure he then proceeds to the usual proof of the theorem that the area of a parallelogram is equal to the product of the base by the altitude, establishing the equality of certain lines and angles and the congruence of the pair of triangles.