Asked by james
A house plan shows a scale of 1:25. If the rectangular lounge room of the house is to measure 4 metres by 6 metres, what will the area of the lounge room be on the plan?
Answers
Answered by
Reiny
The model had measurement of
4/25 m by 6/25m
= .16 m by .24 m
= 16 cm by 24 cm
area = (16)(24) cm^2
= 384 cm^2
or
area of actual room
= 400 cm by 600 cm
area = 240000 cm^2
but areas are proportional to the square of the sides, so divide by 25^2 or 625
to get 384 cm^2
4/25 m by 6/25m
= .16 m by .24 m
= 16 cm by 24 cm
area = (16)(24) cm^2
= 384 cm^2
or
area of actual room
= 400 cm by 600 cm
area = 240000 cm^2
but areas are proportional to the square of the sides, so divide by 25^2 or 625
to get 384 cm^2
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.