round to 3 decimal places for the final answer
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Answer:
9.784
Step-by-step explanation:
remember this formula for right triangles (a^2+b^2=c^2)
so 7.4^2+6.4^2=c^2
54.76+40.96=c^2
95.72=c^2
this is where we do this
[tex]\sqrt{95.72}=\sqrt{c^2}[/tex]
square root of 95.72 is around 9.784