Answer:
229.7125
Step-by-step explanation:
Applying or Pythagorean theorem, as determined by x indicated em um dos retângulos each Triangles. What do u mean
we know the perimeter is 24, and is an equilateral triangle, so it has three equal sides, so each side is 24 ÷ 3 = 8.

The area of the rectangle is
units.
Step-by-step explanation:
Step 1:
The area of a rectangle is obtained by multiplying the length with the width of the rectangle.
Considering this a whole rectangle, the length of the rectangle is 5 units and the width is the sum of
,
, and -6.
So the length of the rectangle = 5 units and
the width of the rectangle
units.
The area of a rectangle = (length)(width).
Step 2:
By substituting the known values, we get
The area of the rectangle 
So the area of the rectangle is
units.