Answer:
The identity property
Step-by-step explanation:
anything added to 0 is itself.
subtract 6 from the 21x+6. Then divide by 21. The answer is going to be -6/21
I thinks 5 because -2(x) = -2x and -2(5)=-10
So -2x=-10
-10/-2=5
X=5
30:45
6:9
10:15
I believe that’s it,
hope this helps
Answer:
Area=11,309.73
Step-by-step explanation:
area of a circle is πr^2 so half of the diameter is the radius so it's 60.
pi x 60^2= 11,309.73