a room measures 12 metres by 8.5 m on the outside.find the area of the floor of the room if the walls are 75 cm thick.

15
  • -2
dont know
  • -3
how 15 can u plz show me the solution
  • 0
15
  • 2
why i tell you answer 
  • 3
15
  • 2
15
 
  • -2
u all have a wrong ans...
  • 3
answer is 73.5 m sq.
  • 0
df
  • -2
15
  • -1
v v cvc  
  • -4
15
  • -1
73.5 m2
  • -3
A room measures 12m by8.5m on the outside. find the area of the floor of the room if the walks are 75cm thick
  • -1
73.5sq m
  • -1
73.5 m sq
  • -1
Room measures 12 metre by 8.5 metre on the outside find the area of the floor of the room if the walls are 75 thick
  • 0
area of room outside = 12 * 8.5
= 102
area of room inside =12 - 1.5m * 2 * 8.5m- 1.5 m *  2
  =(12-3)(8.5-3)
9* 5.5= 44m squared
  • 0
What are you looking for?