Junior High School Mathematics: First [-third] Course, Book 3Macmillan, 1924 - Mathematics |
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ab² acute angle algebraic angle of elevation automobile average rate Axiom base called centimeters circle circumference coefficient completing the square coördinates cubic diameter digit dimensions distance divided divisor electromotive force equal EXAMPLE EXERCISES Find exponent expressed factors Find the area Find the number Find the product Find the square following exercises formula fraction fulcrum gallons geometry horizontal hypotenuse length mathematics measure meters miles per hour monomial multiply nearest negative number NOTE pair partial product perimeter perpendicular Plot the graph polygon polynomial positive number problems quadratic equations QUESTIONS FOR REVIEW radius ratio rectangle rectangular regular polygon result right triangle side signed numbers SOLUTION Solve the equation specific gravity square root subtracted symbol tangent three figures trinomial twice varies directly vertical weight width x²y
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Page 278 - MEASURE. 10 millimeters (mm.) = 1 centimeter (cm.) 10 centimeters = 1 decimeter (dm.) 10 decimeters = 1 meter (m.) 10 meters = 1 dekameter (Dm.) 10 dekameters = 1 hektometer (Hm.) 10 Hektometers = 1 kilometer (Km.) 10 kilometers = 1 myriameter (Mm.) 1 meter = 39.37 inches.
Page 56 - The square root of a number is one of the two equal factors of the number.
Page 282 - The specific gravity of a substance is the ratio of the weight of the substance to the weight of the same volume of...
Page 202 - The first and last terms of a proportion are called the extremes ; the second and third terms are called the means.
Page 32 - The area of a triangle is equal to one half the product of the base and the altitude: A = I bx a.
Page 268 - Therefore, ihe line drawn from the vertex of an isosceles triangle to the middle point of the base, divides the angle at the vertex into two equal parts, and is perpendicular to the base.
Page 266 - If two triangles have two angles and the included side of one equal respectively to two angles and l\ ' the included side of the other, the two triangles are congruent.
Page 262 - Obtuse Acute Equiangular 64. Corresponding Angles and Sides. If two triangles have the angles of the one respectively equal to the angles of the other, the equal angles are called corresponding angles, and the sides opposite these angles are called corresponding sides. Corresponding parts are also called homologous parts. 65. Square. A rectilinear figure having four equal sides and four right angles is called a square. 66. Congruent. If two figures can be made to coincide in all their parts, they...
Page 130 - The square of the sum of two numbers is the square of the first, plus twice their product, plus the square of the second.
Page 121 - What is the quotient of 23 (=64) divided by 2* (=4)? A. 16=2*. 26. Hence powers of the same root may be divided by subtracting the exponent of the divisor from the exponent of the dividend. 27. Divide 315" by 315", and 82