Answer:
The answer is "12 inches".
Step-by-step explanation:
Please find the image file of the graph.
We know
so because the triangle is isosceles.
when
is called by
.
We know that
since E and D are tangent points to a circle.
They have
since D and F are tangent points only to circle.
Thus, if the perimeter is 32, the following is the result:

Therefore the length of 
Step-by-step explanation:
In my opinion the reason 4 is incorrect
Hey there!
m(4 + 7)
= 1m(4 + 7)
DISTRIBUTE m WITHIN the PARENTHESES
= m(4) + m(7)
= 4(m) + 7(m)
= 4(1m) + 7(1m)
= 4m + 7m
COMBINE the LIKE TERMS
= 11m
Therefore, your answer is: 11m
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)