A graph is said to be symmetric about the y -axis if whenever (a,b) is on the graph then so is (−a,b) . Here is a sketch of a graph that is symmetric about the y -axis. A graph is said to be symmetric about the origin if whenever (a,b) is on the graph then so is (−a,−b) .
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Angles and sides
meaning the length of the sides of the triangle and all the angles <span />
Answer:
B
Step-by-step explanation:
Parallel lines have equal slopes, thus
slope of red line = slope of green line = 5 → B
B-8. This is because -4 to 0 is 4 and then 0-4 is 4. 4+4=8
