PLS ANSWER BOTH IF U CAN NO PRESSURE IF U CAN'T
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Answer:
82/20 = 4.1
4.1 x 4 cm = 16.4 cm on her map
2) Original has a side of 5
enlarged has a side of 10
5 x ___ = 10
5 x 2 = 10
scale factor of 2 (last choice)
hope this helps :)
Step-by-step explanation: