A painter uses the formula A = 2 h ( l + b ) to find the area of the walls of a rectangular room where h is the wall height, l i

Question

3 years ago

6

A painter uses the formula A = 2 h ( l + b ) to find the area of the walls of a rectangular room where h is the wall height, l i

s the room length, and b is the room breadth. The area of doors and windows are ignored
Using the formula, find the wall area if the room length is 9 m, the breadth is 5.5 m and the height is 2.4 m. Show all working

Mathematics

1 answer:

jonny [76] · Answer 1 · 2022-02-28T18:31:00+03:00

jonny [76]3 years ago

5 0

2h/2=21.6m+13.2/2

h=10.8m+6.6

Step-by-step explanation:

h=10.8m+6.6