Answer:
168 in
Step-by-step explanation:
Pythagoras says:
b² + 56² = 70²
so
b² = 70² - 56²
b = √1764 = 42
so the perimeter is 70+56+42 = 168
Answer:one time
Step-by-step explanation:
Each time they fill up the car can go 500 miles
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