The internal length, breadth and height of a rectangular room are 6m, 5.2m, and 4.5m, respectively. It has two doors each 1.2m by 2m each and three windows
of 1m by 80cm.
a) Find the total internal area to be whitewashed. (excluding the doors and
windows)
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step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )

4.5%

step-by-step explanation:

what am i trying to find out. you didn't put up the whole question.

step-by-step explanation: