Answer:
B C and F
Step-by-step explanation:
Polygons are closed shaped with straight lines
D and E have curves therefore they cannot be classified as polygons
A is not closed therefore it A is not a polygon
B, C and F are closed and use only straight lines therefore those 3 are polygons
Answer:
Step-by-step explanation:
plot | 2 x = 2 cos(2 x) | x = 0 ° to 180 °
Answer:



You can group the addends in any combination and it won't change the result.
Always true.
Horizontal line (mathmatic word definition) a line that goes from left to right along the x-axis of the coordinate plane