Answer:

Step-by-step explanation:
we know that
The area of the polygon is equal to the area of a square plus the area of four congruent triangles
so
![A=b^2+4[\frac{1}{2}(b)(h)]](https://tex.z-dn.net/?f=A%3Db%5E2%2B4%5B%5Cfrac%7B1%7D%7B2%7D%28b%29%28h%29%5D)
where

substitute
![A=8^2+4[\frac{1}{2}(8)(4)]](https://tex.z-dn.net/?f=A%3D8%5E2%2B4%5B%5Cfrac%7B1%7D%7B2%7D%288%29%284%29%5D)

Answer:no
Step-by-step explanation:
Because on a graph (2,3) means that the point is two along and three up while (3,2) means it is 3 along and two up.
Answer:
12 = x
Step-by-step explanation:
Answer:
Step-by-step explanation:
(3x^2-4x+10)(x^3+5x-20) =
x=1 is not a good value since when you plug it in you get -126 and you can't have a negative number of seeds.