Answer:
$11.57
Step-by-step explanation:
20 - 8.43 is 11.57
Hope this helps.
4, 10, 4, 10. 10*4 gives area of 40. 10+10+4+4 gives 48 as shown in question
As we know,

now, let's plug the given values to find a² + b²
Answer:
180 cm2
Area of a polyhedron:
15(=base)x12(=height)
=180cm2
btw parallelogram is a 2D pic how you can come out a ''base'' and ''height''? It should be called a polyhedron. Your question is weird.
If so, your ''area of parallelogram'' is 15cm2 since your question is hecking weird.
Btw it's 15cm2 not 15
Please check ur question b4 u ask
Your answer is 3.3
-Hope I helped you. :)