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grin007 [14]
3 years ago
13

Hey guys I need help with this exercise can someone plz help me for 20 points?? Also write the explanation to your answer plzz!

Mathematics
2 answers:
laila [671]3 years ago
7 0

Answer:

7 km

Step-by-step explanation:

If I subtracted 18km by 11km my answer would be 7km

yuradex [85]3 years ago
3 0

Answer:

21.1 km

Step-by-step explanation:

The northeast line and the southeast line will make a right angle so use the Pythagorean Theorem: a^2 + b^2 = c^2 and calculate c.

18² + 11² = c²

324 + 121 = c²

445 = c²

c = 21.1 km

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