Mathematics
Study the following floor plan of a house prepared by an architect.

Some of the measurements are given.
(i) Find the missing measurements.
(ii) Find out the total area of the house (including the Garden).
Mensuration
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Answer
(i) Finding missing measurements:
The total width of the house = 44 ft.
The top portion of the house contains: Master Bedroom, Toilet, Kitchen and Utility (placed side by side).
For Utility:
Area of Utility = 77 sq. ft, Height = 11 ft (same as Kitchen)
Width of Utility = = = 7 ft
So, Utility dimensions = 7 ft × 11 ft.
For Toilet:
Width of Toilet = Total width - (Master Bedroom width + Kitchen width + Utility width)
= 44 - (13 + 18 + 7)
= 44 - 38
= 6 ft
Height of Toilet = 11 ft (same as Kitchen and Utility)
So, Toilet dimensions = 6 ft × 11 ft.
Area of Toilet = 6 × 11 = 66 sq. ft.
For Hall:
Width of Hall = 24 ft
Height of Hall = 16 ft (same as Master Bedroom)
So, Hall dimensions = 24 ft × 16 ft.
Area of Hall = 24 × 16 = 384 sq. ft.
For Garden:
Width of Garden = Total width - (Small Bedroom width + Hall width)
= 44 - (13 + 24)
= 44 - 37
= 7 ft
Height of Garden = 16 ft (same as Hall)
So, Garden dimensions = 7 ft × 16 ft.
Area of Garden = 7 × 16 = 112 sq. ft.
For Small Bedroom:
Small Bedroom dimensions = 13 ft × 11 ft.
Area of Small Bedroom = 13 × 11 = 143 sq. ft.
The missing measurements are:
- Toilet: 6 ft × 11 ft, Area = 66 sq. ft
- Utility: 7 ft × 11 ft, Area = 77 sq. ft
- Hall: 24 ft × 16 ft, Area = 384 sq. ft
- Garden: 7 ft × 16 ft, Area = 112 sq. ft
- Small Bedroom: 13 ft x 11 ft, Area = 143 sq. ft
(ii) Total area of the house:
Total length of the house = Master Bedroom height + Small Bedroom height = 16 + 11 = 27 ft
Total width of the house = 44 ft
Total area of the house = length × width
= 44 × 27
= 1188 sq. ft
Hence, the total area of the house (including the Garden) is 1188 sq. ft.
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