2 answers:
Answer:

Step-by-step explanation:

Hope this helps!
Answer:
a²+b²-c²+2ab
Step-by-step explanation:
<u><em>(x-y)(x+y)=x²-y²</em></u>
<em>[(a + b)</em> - c ][(a + b) + c )=
=(a+b)²-c²
=a²+2ab+b²-c²
=a²+b²-c²+2ab
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Answer:39.56400cm^2
Step-by-step explanation:
126/360=0.35
area = pi(r)^2
r=d/2=6
36・3.14 = 113.04
0.35・113.04 = 39.56400
Answer:
approximately 9.2195
Step-by-step explanation:
We can use Pythagorean theorem
one leg is 7 and the other leg is 6
square them
49 and 36
add
85
square root
approximately 9.2195
Answer:
+12
Step-by-step explanation:
A-the data set is symmetrical
Answer:
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Step-by-step explanation: