" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
α+4α+90⁰=180⁰
5α=90⁰ |:5
α=18⁰
4α=72⁰
i tak kąty w trójkącie to kolejno 18⁰, 72⁰ i 90⁰.
4x - drugi kat trojkata
90⁰+x+4x=180⁰
5x=180⁰-90⁰
5x=90⁰ /:5
x=18⁰
4x=18⁰*4=72⁰
:)