If the ratio between the sides is
, the ratio between the areas will be
and the ratio between the volumes will be 
Answer:
16.79 %
Step-by-step explanation:
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Answer: At least 7
Step-by-step explanation:
A good tip is to cut the same shape and fold it and count how many symmetry :)
Answer:
Step-by-step explanation:
∠4=∠1