Elementary plane geometry : inductive and deductive / by Alfred Baker (1903)
Baker, Alfred, 1848-1942 · Toronto : Gage · leaf 95
AD = L AFD, in alternate segment. It will be noticed that, as AD revolves to theright about A, the angles BAD, AED, have just asmuch taken from them as CAD, AFD have added tothem, the points E and F being supposed to remainstationary. Placing the centre of the protractor on the circum-ference of a… … 92 Geometry. Exercises. 1. Describe a circle of radius 1| in., and in it place an angle of 60°.In it also describe a triangle of vertical angle 60 and altitude 2 in. 2. Describe a circle of radius 35 millimetres. From it cut off asegment containing an angle of 50°, and describe in it a triangle…
Geometry, Plane
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