Veazey, William Reed, 1883- ed, Hodgman, Charles David, 1881- ed, Chemical Rubber Company · Cleveland, Chemical Rubber Pub. Co. [etc.] · leaf 302
umber of sides n = 2nr tan -.n The area of the circimiscribed polygon = nr^ tan —.n 292 MENSURATION FORMULAE (Continued) Plane Figures Bounded by Curved Lines Tlie circumference of a circle whose radius is r and diameterd(d = 2r) = 27rr = 7rd (tt = 3.14159) The area of a circle = 7rr2 = iTd^ =… … The length of a chord subtending an angle d= 2r sin ^6. The area of a sector where d is the angle between the radiiin degrees ~360If s is the length of the arc, the area of the sectorsr The area of a segment where 0 is the angle between the tworadii in degrees Trr^0 r^ sin 0 293 MENSURATION…
Chemistry · Physics
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
