Answer:
<h2>
144 
</h2>
Step-by-step explanation:
Given,
As we know that the all sides of the square are equal.
Length of a square paper = 12 cm
Area of square = ?
Now, let's find the area of square

plugging the value of length,

Evaluate the power
square cm
Hope this helps...
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Brainly deletes questions at random times.
Answer:
X = 58°
Step-by-step explanation:
105° = (2x -11)°
105° + 11° = 2x
116°= 2x
Divide both sides by 2
X = 58°.
37.5% of 20 is 7.5 so the answer is 37.5%