The angle will be acute since 21 is less than 90 degrees
(20*16 ft^2)(144 in^2/ft^2)(tiles/(10*10 in^2)
320ft^2(144in^2/ft^2)(tiles/100in^2)=460.8 tiles
However tiles are quantized integer units so 461 tiles will be needed to tile the kitchen.
Answer:
I disagree, because 26540 is bigger then 50
Answer:
-21
Step-by-step explanation: