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What is the value of x? 1 4.2 8.4 4.2√2
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3 votes
What is the value of x?

1

4.2

8.4

4.2√2

What is the value of x? 1 4.2 8.4 4.2√2-example-1
User Sahaquiel
by
4.7k points

1 Answer

2 votes

Answer: 8.4

Explanation:


Tan=(opposite)/(adjacent)


o=Tan*a\\o=tan(45)*4.2\\o=6.8

Now use the pythagoream's theorem.


c^2=a^2+b^2\\c=\sqrt[]{a^2+b^2}\\c=\sqrt[]{(6.8)^2+(4.2)^2}\\ c=\sqrt[]{46.24+17.64}\\c=\sqrt[]{63.88}\\ c=7.99\\c=8

User Toastal
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5.2k points
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