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ABCD altitude angle base belt called cents per pound chord circle circumference circumscribed Construct contains cost cubic cupfuls of flour curve decimal diagonal diameter difference distance divided Draw drawn eggs equal equation equilateral triangle equivalent example EXERCISE exponent Express extremities factor feet figure Find the area Find the radius foot formed four fraction Given greater half Hence homologous hour hypotenuse inches inscribed intercepted intersect irrational isosceles logarithm mean proportional measured minute Multiply necessary opposite ounces parallel parallelogram perpendicular places pound problems projection Proof prove pulley quantity radii radius ratio rectangle respectively right triangle secant segments Show sides similar sine Solve speed square root straight line surface tangent term THEOREM third trapezoid twice unit weighs wheel
Σελίδα 358 - In any triangle, the square of the side opposite an acute angle is equal to the sum of the squares of the other two sides, minus twice the product of one of these sides and the projection of the other side upon it 190 THEOREM XLIX 196.
Σελίδα 354 - If a perpendicular is drawn from the vertex of the right angle to the hypotenuse of a right triangle : 1st.
Σελίδα 352 - The sum of two sides of a triangle is greater than the third side, and their difference is less than the third side.
Σελίδα 358 - If from, a point without a circle a secant and a tangent are drawn, the tangent is a mean proportional between the whole secant and the external segment.
Σελίδα 257 - The Radius of a sphere is a straight line drawn from the center to any point in the surface.
Σελίδα 358 - The. sum of the angles of any polygon is equal to twice as many right angles as the polygon has sides, less four right angles.
Σελίδα 352 - Two triangles are congruent if (a) two sides and the included angle of one are equal, respectively, to two sides and the included angle of the other...
Σελίδα 356 - Two triangles are similar if an angle of the one is equal to an angle of the other, and the sides including these angles are proportional. 0 B Hyp. In A ABC and A'B'O, <r ZA = ZA\ and AB: A'B