Answer:
4×3=12
answer=12
Step-by-step explanation:
2.5 is the diameter so you don't use that but
if you want the area it is 12
if you want the perimeter it
will be 3+3+4+4
Which is 6+8=14
If u were to add 5x+20=9x you’d get x=5
Answer:

Step-by-step explanation:
Divide both sides by 

Simplify:
; 
Sorry but you didnt add a picture nor description. If you can, please re-ask this question with the following:
Details to your question
A picture or drawing
Thanks - Madilyn.
I have included attachment below
so since a rhombus is 2 pairs of paralell sides, we can cut it into 4 triangles
we can see that we can take the bottom 2 triangles and put them on top to get a rectangle that is width 21 and height 32/2 (16=height
area of rectangle=legnth times width=16 times 21=336 m^2
answer is 336 m^2