Question

HELP /AYUDA no my homework!!!

find the lenght of the missing side of the triange shown below round to the nearest tenth,if necessary

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Answer 1

20.9 m

Explanation:

Use Pythagorean theorem,

Hypotenuse² = base² + altitude²

= 20² + 9²

= 400 + 36

= 436

hypotenuse = √436 = 20.88 = 20.9 m