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Fynjy0 [20]
3 years ago
15

Help me pls!!! 8th grade math. it’s due today ;-;

Mathematics
1 answer:
OlgaM077 [116]3 years ago
3 0
20 hot dogs!!!!!!!!!!!!!!!!!!!
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Find the missing length <br> . Leave your answers in simplest radical form
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Use the Pythagorean theorem:

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x^2+7^2=14^2\\\\x^2+49=196\qquad\text{subtract 49 from both sides}\\\\x^2=147\to x=\sqrt{147}\\\\x=\sqrt{49\cdot3}\\\\x=\sqrt{49}\cdot\sqrt3\\\\\boxed{x=7\sqrt3\ mi}

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x^2+9^2=(\sqrt{226})^2\\\\x^2+81=226\qquad\text{subtract 81 from both sides}\\\\x^2=145\to \boxed{x=\sqrt{145}\ km}

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