Science Examination Papers

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Página 49 - If two triangles have one angle of the one equal to one angle of the other and the sides about these equal angles proportional, the triangles are similar.
Página 230 - If a straight line be bisected and produced to any point, the rectangle contained by the whole line thus produced and the part of it produced, together •with the square...
Página 233 - The areas of two triangles which have an angle of the one equal to an angle of the other are to each other as the products of the sides including the equal angles. D c A' D' Hyp. In triangles ABC and A'B'C', ZA = ZA'. To prove AABC = ABxAC. A A'B'C' A'B'xA'C' Proof. Draw the altitudes BD and B'D'.
Página 46 - The tangent at any point of a circle and the radius through the point are perpendicular to one another. If two circles touch, the point of contact lies on the straight line through the centres.
Página 46 - AB into two parts, so that the rectangle contained by the whole line and one of the parts, shall be equal to the square on the other part.
Página 49 - Similar triangles are to one another in the duplicate ratio of their homologous sides.
Página 282 - Ib. per square inch = 2116 Ib. per square foot = 760 mm. of mercury — 10
Página 53 - The exterior angle between any two intersecting tangents to a parabola, is equal to the angle which either of them subtends at the focus...
Página 228 - Your name is not given to the Examiners, and you are forbidden to write to them about your answers. All the work by which a result is obtained must be clearly shown in immediate connection with the question. No credit will be allowed for any result, however correct it may be, unless the work be shown, so -as to enable the examiners to satisfy hemselves that the candidate has understood the question, and to see by what process the result has been obtained.

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