Question

What is the length of the missing leg? Hint: Use the Pythagorean Theorem

Question 1 options:


6 km



5 km



4 km



3 km

Answer 1

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➷ 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

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