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Find the length of the missing side

Find the length of the missing side-example-1

2 Answers

2 votes

Use the Pythagorean theorem:


x^2+11^2=18^2\\\\x^2+121=324\ \ \ \ |-121\\\\x^2=203\to \boxed{x=√(203)\ m}

User Levi Lindsey
by
6.2k points
5 votes

It is a right angles triangle here.

So by using pythagoras theorem here;

unknown side length will be=
√(18^2 -11^2 )=
√(324-121)=
√(203) cm (Answer)

User JohanTG
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6.0k points