A tin of varnish costs £15 A rectangular floor has dimensions 6 m by 11 m.
The floor is going to be covered in varnish.
Helen assumes that each tin of this varnish covers an area of 12 m2.
2
Using Helen's assumption, work out the cost of buying the varnish
for this floor.
ale remaining cans for 30p
Shazia make

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet