Triangle
Area=0.5 x b x h
cm
cm
Area:cm2
Rectangle
Area (A)=w x I
cm
cm
Area:cm2
Parallelogram
Area (A)=b x h
cm
cm
Area:cm2
Rhombus
Area=0.5 x b1 x b2
cm
cm
Area:cm2
pentagon
Area=0.5 x p x b
cm
cm
Area:cm2
Ellipse
Area=3.1416 x a x b
cm
cm
Area:cm2