Answer:
Native American food sources were greatly affected by the environment. If the environment didn't have enough animals, plants, good soil or water, Native Americans could not get enough food and would have to move to a new place.
Answer:
1 of 5) D, 2 of 5) B, 3 of 5) D, 4 of 5) A, 5 of 5) D
Explanation:
1 of 5) The composite area is the sum of the areas of two rectangles. That is:



The area of the shaded region is 24 square centimeters. (Answer: D)
2 of 5) The composite area is the sum of the areas of the rectangle and the triangle. That is:



The area of the shaded region is 52.5 square centimeters. (Answer: B)
3 of 5) The composite area is the sum of the areas of the rectangle and the triangle. That is:



The area of the shaded region is 61 square centimeters. (Answer: D)
4 of 5) The composite area is the sum of the areas of four triangles and two rectangles. That is:



The area of the shaded region is 39 square meters. (Answers: A)
5 of 5) The composite area is the sum of the areas of the three semicircles and the square. That is:



The area of the shaded region is 217.810 square centimeters. (Answer: D)
It’s the last one “it increased reliance on us government social assistance programs”
Eli Whitney created the concept of interchangeable parts.