marymoawad1825 marymoawad1825

17-06-2018
Mathematics

contestada

Ed is building a slide for his kids. If the ladder is 4 feet tall and he wants the bottom of the slide to be 8 feet from the ladder, how long does the slide need to be? If necessary, round to the nearest tenth.

Respuesta :

puppys12 puppys12

17-06-2018

Use the Pythagorean theorem,
a²+b²=c²
4²+8²=c²
16+64 = c²
80 = c²
c = √80

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