Answer:
19.32 m²
Explanation:
The area of a living room is the product of its length and breadth. The area is given by:
Area = length × breadth
1 meter = 3.28 feet. Hence:
Length = 16 ft
16 ft = 
Breadth = 13 ft
13 ft = 
Area = length × breadth = 4.88 m × 3.96 m = 19.32 m²
Hence 19.32 m² of carpet is needed for the living room
Answer:b
Explanation:
Heterogeneous mixture because it is not chemically bound together
1. new coal-burning plant opens up next to the lake.
2. The widget industry dumps its waste into the lake.
The rest do not affect pH