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Name, Figure, Perimeter, Area, Rectangle, 2 (a + b), ab, a, Square, a, a, 4a, a, Triangle, a+b+c= 25 1=* b*h, Right triangle, h, b+h+d, ah, 1., Equilateral, triangle, 3a, 2., Isosceles right, triangle, al, 2a +d, Parallelogram, 2 (a + b), ah, b/ Th, a, a, d., Rhombus, a, d./a, 4a, Trapezium, Sum of its, four sides, h (a + b), a, Circle, 2ar, Semicircle, ar + 2r, Ring (shaded, region), * (R' -P), I+ 2r, Sector of a, circle, where, 0/360*x ar, I= (360), x 2xr, www.StudyPK.com
