Answer:
x =√[y²+(27)²] = √[ z² - 3² +(27)²]
Explanation:
step 1) x=√[y²+(27)²]
step 2)
We find y
z²=y²+3² → y² = z² - 3²
step 3) x = √[ z² - 3² +(27)²]
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