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Lesson: Geometry - 11

Finding The Side Length Of A Triangle

[Page 11 of 30]

We can find an unknown side in a right-angled triangle if we know one length and one angle (apart from the right angle). If you know any 3 of the sides or angles you can find the other 3.

See if you can find the length of the side labeled x in the diagram below. Select an answer and then click Continue.

3
5
17
19
22

Hint

Countinue

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