Area, perimeter, circumference Flashcards
1
Q
Rectangle
A
Area= lw. Length x width
Perimeter=2l+2w. 2 x length + 2 x width
2
Q
Square
A
Area= side x side or side squared Perimeter= side x side x side x side or s4
3
Q
Triangle
A
Area= 1/2 BH. 1/2 base x height
4
Q
Trapezoid
A
Area= 1/2 H(a+b). 1/2 height x (area + base)
5
Q
Circle
A
Area= pir2. Pi x radius squared Circumference= 2pir. 2 x pi x radius
