Jessilover123 Jessilover123

09-03-2021
Mathematics

contestada

Plz help and if u don't know then don't answer

Plz help and if u dont know then dont answer class=

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MisterZeng MisterZeng

09-03-2021

We see a right triangle here.
Use the Pythagorean Theorem:
a^2+b^2=c^2
a & b=legs
c=hypotenuse
a^2+15^2=20^2
a^2+225=400
a^2=175
a=13.2287565553
a=13.2
The missing side is 13.2cm

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