Please help.. no links​

Ryan Kempe asked Oct 27, 2022

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15 votes

Please help.. no links

Ryan Kempe asked Oct 27, 2022

2.4k points

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20 votes

Use Pythagorean theorem,

$29^2 = 21^2 + x^2 \\\\\implies x^2 = 29^2 -21^2 \\\\\implies x^2 = 400\\\\\implies x = √(400) = 20$

Bach Lien answered Nov 2, 2022

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