I'm not 100% sure, but I think it is A - Reflectional symmetry
I think it's Reflectional symmetry because If you look at the body of the butterfly, there is an implied vertical symmetry line right through the body.
This line makes the left image look mirrored to the image on the right.
Hope this helps :))
"He starts both trains at the same time. Train A returns to its starting point every 12 seconds and Train B returns to its starting point every 9 seconds". Basically, what you need to do is find the least common multiple. The least common multiple of 12 and 9 is 36, so the least amount of time, in seconds, that both trains will arrive at the starting points at the same time is 36 seconds.
Answer: 7 hr
Step-by-step explanation:
Given
Distance between Emily and Kylie is 
Speed of Emily 
Speed of Kylie 
Distance traveled by Emily 
Distance traveled by Kylie 

They will meet after 7 hour.
Answer:
(10x+26)=36x
(8x+42)=50x
Step-by-step explanation:
hope this helps!
1/5 + 3/10
= 2/10 + 3/10
= 5/10
= 1/2