Answer:
What is the value of x.
If you know the value of x
then,
perimeter= x+12+7.71
and
if this traingle is an equilateral triangle
then,
area =½×7.71×x
In this all process you need to find x then all will be easy
Hope it helped you
If not then I am sorry for that
Bye
Answer:

Step-by-step explanation:
Hope this helps!
=)
Thee answer is 25. 25 is a square number as it is 5 times 5. The sum of the digits 2+5 is 7.
Answer:
what the question I font see it