3 years ago

I A, B & C form a triangle where Z BAC = 90°.

Mathematics

1 answer:

SCORPION-xisa [38]3 years ago

3 0

9514 1404 393

Answer:

BC ≈ 12.7 mm

Step-by-step explanation:

The Pythagorean theorem tells you ...

AC² +AB² = BC²

BC = √(AC² +AB²) = √(12.4² +2.9²) = √162.17

BC ≈ 12.7 . . . mm

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