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What is the length of bc?

What is the length of bc?-example-1
User Vickirk
by
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1 Answer

2 votes

Answer:

15 units

Explanation:

ΔABC is right with ∠C = 90° and AB the hypotenuse

using Pythagoras' identity on the triangle

AB² = AC² + BC² , hence

BC² = AB² - AC² = 17² - 8² = 289 - 64 = 225

⇒BC =
√(225) = 15 units


User Drembert
by
8.6k points