Secondary-school Mathematics, Volume 1D.C. Heath & Company, 1910 - Mathematics |
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a²b adjacent angles angles are equal bisects burner burner burning cold-air box construct an angle Construct the triangle contains cost cubic feet cubic foot decimal diagonals diameter difference digit Divide dividend divisor Draw line drawn eggs equal numbers equation example EXERCISE exterior angle figure Find the area Find the numbers formed fraction given greater Hence hour hypotenuse isosceles trapezoid isosceles triangle mean proportional middle point minutes monomial Multiply negative number ounces parallel parallelogram partial product polygon polynomial pound prime factors Proof protein prove quotient radius rectangle regular polygon respectively result rhombus right angles right triangles Solve specific gravity straight line Subtract tannic acid term THEOREM three altitudes transversal trapezoid triangle ABC triangles are equal trinomial vertex vertical angle