Answer: Polygons - Quadrilaterals
sum of the interior angles of a quadrilateral is 360 degrees.
Step-by-step explanation:
Answer:
−2x−8y−4z
Hope this is what you wanted :)
20.1
idunno, it's probably a square so i just rooted it.
it's π 11²-π 3²
π(121-9)
3.14(112)
=351.68cm²
round off yourself (╥﹏╥)