Elementary Algebra and Mensuration: Instruction Paper |
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12 feet 16 inches 9 feet Algebra Area of base base X altitude called cancel circle circumference coefficient cone conical surface contained cubic feet cubic inches cylinder diagonal Divide dividend divisor ELEMENTARY ALGEBRA equilateral triangle EXAMPLES FOR PRACTICE exponent expression factor feet in diameter feet long find the area Find the lateral find the total Find the volume frustum horse-power hypothenuse inches in diameter inches long INSCRIBED ANGLE isosceles triangle lateral area length letters lower base Minuend monomial number of sides parallelogram parallelopiped parenthesis perpendicular distance polygon polynomial pyramid quadrilateral quotient radius rectangle regular hexagon right angles right prism right triangle slant height sphere square feet square inches square root straight line subtract Subtrahend Suppose we wish total area transposed trapezoid unknown quantity upper base vertex vertices
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Page 60 - and volume of a hexagonal pyramid each side of whose base is 6 feet and whose altitude is 12 feet. Ans Lateral Area = 235.26 square feet. Volume = 374.112 cubic feet. CONES. 268. A cone is a solid bounded by a conical surface and a plane which cuts the conical surface.
Page 17 - 26. Monomials. To find the coefficient of the quotient, divide the coefficient of the dividend by the coefficient of the divisor. 70. To find the exponent of any letter of the quotient,
Page 37 - by a curved line, every point of which is equally distant from a point within, called the center. 170. The curve which
Page 40 - 185. For accurate measurement each degree is divided into 60 equal parts called minutes and each minute into 60 equal parts called seconds.
Page 3 - is expressed by the sign X which is read " multiplied by" or " times." 7. Division may be expressed by the sign -f- or by writing the dividend above and the divisor below a horizontal line.
Page 59 - of the base is 6-4 square feet. (Art. 192.) The total area is, 64 + 202.4 = 266.4 square feet. 266. Volume. The volume of a pyramid is equal to the area of the base multiplied by. one-third the altitude. 267. Example. Suppose the triangular pyramid shown in Fig. 10 has the
Page 39 - is an angle whose vertex is at the center of the circle and whose sides are radii. MEASUREMENTS. ANGLES. 183. To measure an angle, describe an arc of any convenient radius having the center at the vertex of the angle. The arc included between the sides is the measure of the angle. With a given radius, the greater the divergence, the longer the
Page 4 - multiplied by 1 is c. 12. An Exponent is a figure or letter written at the right and a little above a quantity to indicate the number of times the quantity is to be taken as
Page 34 - which is not one of the equal sides is usually considered as the base. 155. The altitude of a triangle is the perpendicular drawn from the vertex to the base. In some triangles it is necessary to
Page 37 - 164. A parallelogram is a quadrilateral whose opposite sides are parallel. The altitude of a parallelogram is the perpendicular distance between the bases, which are the parallel sides. A diagonal of a parallelogram divides the parallelogram into two