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Help pls thank you very much!

Help pls thank you very much!-example-1
User HaveAGuess
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1 Answer

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Answer:

please see answers below

Explanation:

In a right-angled triangle, a ² + b ² = c ²

Sine rule: a/SIN A = b/SIN B = c/SIN C

x/sin 90 = 8/sin 45

x = (8 sin 90) / sin 45

= 8√2

y² = x² - 8²

= ( 8√2)² - 64

= 128 - 64

= 64.

y = √64 = 8

User Theodora
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