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21 votes
Find the value of z.

Find the value of z.-example-1

1 Answer

10 votes

Answer:

6√2=z

Explanation:

As we are given a right angle we simply can apply the formula a²+b²=c².
A = 3
B = z

C = 8+1 which we add to get 9
Now, we plug this into the equation

9²=z²+3²

81=z²+9

72=z²

√72=z

√2x2x2x3x3 (expanding 72)

6√2=z

User Idoshamun
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