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Need help finding the value of Z
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Need help finding the value of Z

Need help finding the value of Z-example-1
User Mmarks
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1 Answer

3 votes

Answer:

4√7

Explanation:

hyp1(9)/alt(x)=hyp2(7)/alt(x)

By cross multiplication, x^2 = 63

thus, alt = √63

Then, with Pythagorean theorem, (√63) ^ 2 + 7 ^ 2 = z ^ 2

Thus, 63 + 49 = z ^ 2

Thus, 112 = z ^ 2

Thus, z = √112

Thus, z = 4 √7

User Vladi Gubler
by
5.3k points
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