Answer:
1. No, not all line segments
2. Yes, quadrilateral
3. Yes, hexagon
4. No, it is not a closed shape.
1. Hexagon, concave
2. Octagon, convex
3. Pentagon, concave
4. Triangle, convex
5. No, not a closed shape
6. Yes
7. No, not all line segments
8. Yes
9. Uploaded in picture
10. Yes, both have exactly four sides
11. Four
12. C. 3
one hundred million, two hundred and four thousand, one hundred eighty
Answer:
Total cost is $437.92
Step-by-step explanation:
Rectangular area=125•40=5000 yd²
Two equal semicircles=one single circle
Area of circle=πr²=20²•π=400•3.14=1256 yd²
Total field area=circle+rectangle=6256yd²
Cost=area•0.07yd²=6256•0.07=437.92