Answer:
Step-by-step explanation:
Acres of planted corn = (2/7) * (4/5)
= (2/7) * .8 = 1.6 / 7 acres = 0.2285714286 acres
1: Rhombus
2: Square
3: Rectangle
4: Trapezoid (isosceles trapezoid to be exact)
4^2
I don't think it's 100 or right