Answer:
use cosine law
x^2 = 543^2 + 543^2 - 2(543)(543cos 128°
solve for x
Step-by-step explanation:
The answer to this is D. 180 square inches.
The area formula for rectangles: b*h
The base is 5 tiles.
The height is 4 tiles.
4*5=20.
Since each tile is 9 square inches, 20*9=180.
Hope this helps!
Answer:
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Step-by-step explanation:
i cant read that sorry :|
