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13 km 5 km What is the length of the missing leg?
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2 votes
13 km

5 km
What is the length of the missing leg?

User Sungeun
by
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1 Answer

5 votes
Pythagoras' theorem:
b^2 = c^2 - a^2
Substitute in the values:
b^2 = 13^2 - 12^2
b^2 = 25
Square root it
b = 5km
The answer is option B. 5km
User Toastor
by
5.0k points
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