Answer:
Shape a has 1 order of rotational symmetry and 1 line of symmetry
Shape b has 2 orders of rotational symmetry and 0 line of symmetry
Rotational symmetry is how many times a shape can be rotated and look the same.
Lines of symmetry are how lines can be put through the shape to make it symmetrical or the same on both sides
Try adding a picture next time maybe...?
Answer:
I think that the answer is A.
Step-by-step explanation:
Answer:
437.5
Step-by-step explanation:
i added both of em