Answer:
What are you even asking?
Answer:
A = 4.7
Step-by-step explanation:
To find the missing leg, use this formula:

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Have a good day :)
<u>Answer-</u>

<u>Solution-</u>
From the attachment,
AD = AE, so FA is a median.
BD = BF, so BE is a median.
CF = CE, so DC is a median.
And G is the centroid.
From the properties of centroid, we know that
The centroid divides each median in a ratio of 2:1
So,







So, GB will be
units