Answer:

Step-by-step explanation:
Given:




Add zero (Anything plus zero gives itself).


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Answer:
The area of the quarter circle is 
Step-by-step explanation:
we know that
The area of a quarter circle is equal to

we have

substitute the value


Answer:
x = 3
Step-by-step explanation:
40+ 46x + 2 = 180 degrees
46x = 180 - 42
x = 3
1/(x+4)2, hope this helped!
I think that it is point. A point is very precise