(1) area of a triangle
(2) area or a rectangle, parallelogram
(3) area of a trapetzoid
(4) circumference of a circle 2 formulas
(5) what is pi ?
(6) area of a circle
- (1) triangle A = 1/2bh
- (2) rectangle or parallelogram A = bh or lw
- (3) trapezoid A = 1/2(b1 + b2)
- (4) C = pi (r)(r) or C = pi(d)
- (5) pi= 22/7 or pi = 3.14
- (6) circle area A = pi (r)(r)