## Junior High School Mathematics: first and third course, Volume 3 |

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### Common terms and phrases

added algebraic amount angle answer average rate AXYZ base called cent centimeters CHAPTER CHECK circle circumference column common complete construction contains cost Course cubic diagonal diameter difference digit distance divided divisor draw equal equation error Estimate EXAMPLE EXERCISES exponent expressed factors fall feet figures Find Find the number Find the product foot formula four fraction function GEOMETRY given gives graph height hence hour hypotenuse inches kind larger length letter mark MATHEMATICS means measure meters miles minus Multiply nearest NOTE obtained pairs parallel plane pounds problems Prove quantities quotient radius ratio reading rectangle result right triangle selling sides signs SOLUTION Solve square root statement Substitute subtracted THEOREM third tion twice units values varies volume Write

### Popular passages

Page 25 - The square root of a number is one of the two equal factors of the number.

Page 50 - The specific gravity of a substance is the ratio of the weight of the substance to the weight of the same volume of...

Page 227 - An exterior angle of a triangle is equal to the sum of the two opposite interior angles.

Page 156 - The first and last terms of a proportion are called the extremes ; the second and third terms are called the means. In the proportion | = ££, we see that 7 x 15 = 3 x 35.

Page 204 - If two triangles have two sides and the included angle of one equal respectively to two sides and the included angle of the other, the triangles are equal.

Page 260 - In a right triangle the square of the hypotenuse equals the sum of the squares of the other two sides or legs.

Page 38 - Pythagorean theorem, which states that the square of the hypotenuse of a right triangle equals the sum of the squares of the other two sides.

Page 203 - 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 230 - If a line is perpendicular to one of two parallel lines, it is perpendicular to the other also.

Page 236 - A Sphere is a body bounded by a uniformly curved surface, all the points of which are equally distant from a point within called the center.