work

BxH=A square 306x2.94=900 Ft squared
BxH=A rectangle 20x2=40 Ft squared
BxH=A rectangle 26x19=494 Ft squared
BxH/2=A triangle 40x10/2=200 Ft squared
BxH=A rectangle 20x21=410 Ft squared
if you built a fence around your house
building a bed for your room with 550ft squared
building a playhouse with only 13ft in hight and 17 feet in width how big you can get it