Calendar: 1882-1883 Page 668

APPLIED SCIENCES 665 circle passing through the three given points at their given heights and find the induction of the plane containing them Iλ Υ γ 10 Draw the plan and elevation of cone when lying on its side with its axis in vertical plane inclined 40 to the vertical plane of projection 11 Show the section made by horizontal plane 75 above the centre of the base 12 pyramid has for its base an equilateral triangle of edge Two of the slant faces of the solid are inclined at 60 and 70 respectively Show plan and elevation and the inclination of the remaining face FIRST YEAR Construct scale according to which the length of the plan of brick would measure inches show feet on the scale Construct scale full size to measure inches by the diagonal method Show 12 feet on the scale On line AB 1" in length as one side describe regular heptagon and in it inscribe equal circles each touching two others and one side of the heptagon Construct an isosceles triangle the area to be 4' and the vertical angle 40 The horizontal trace of plane is parallel to xy and one inch from it the plane is inclined of 60 show its vertical trace The base of an isosceles triangle is 2" long the opposite angle is 40 but from its position appears to be 80 in plan Find the inclination of the plane containing it Draw the plan and elevation of any oblique irregular pyramid measure and write down the inclination of each slant edge and its axis 10 Show in plan and elevation cube of edge when no edge or diagonal of either face or solid is parallel or per pendicular to either plane of projection