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Find the length of side x in the figure. Round to the nearest whole number, if necessary

Find the length of side x in the figure. Round to the nearest whole number, if necessary-example-1
User Bitbyter
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Use the Pythagorean Theorem
a^2 + b^2 = c^2
a and b are the legs, and c is the hypotenuse
You have 10 and 13 for the legs so
10^2 + 13^2 = c^2
Simplify
100 + 169 = c^2
269 = c^2
c is about 16

User Setepenre
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