904 Maxima and minima without calculus
2.A Norman window has a fixed perimetera. Find the largest possi-
ble area.
r
h
2 r
3.A right pyramid has a square base and a given surface areaA. What
is the largest possible volume?
h l
2 b
904 Maxima and minima without calculus
2.A Norman window has a fixed perimetera. Find the largest possi-
ble area.
r
h
2 r
3.A right pyramid has a square base and a given surface areaA. What
is the largest possible volume?
h l
2 b