B is your answer.
Because 7 times 8 is 56 and 7 times 3 is 21.
Answer :
and 
Step-by-step explanation:
Given : A circle with the same radius as the circle shown but with a center at (-1.1).
To find : Which equation represents a circle ?
Solution :
The equation of a circle with center (h,k) and radius r is given by :

Here, we are given (h,k)=(-1,1)
and radius r=4 units
So, equation of circle will be :


or 
Therefore, the required equations of circle are
and 
Answer:
Elga is 38
Step-by-step explanation:
Alvin is 29
38 + 29 = 67
Answer:
3.3
Step-by-step explanation:
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