Answer:
fffffffffffdddddddddddddddddd
Explanation:
fdddddddddddddddddddddddddd
A starfish has five equal arms, so a starfish would have 5 lines of symmetry. Hope this helps!
Answer:
is the smallest unit of ordinary matter that forms a chemical element.
Explanation:
and were created after the Big Bang 13.7 billion years ago.
Explanation:
first one because absolute dating is a thing for rock layers
H is 4*10^6 M , OH is 2.5*10^-9 M
