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
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