" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x+40=kąt rozwarty trapezu
2x+2(x+40)=360
2x+2x+80=360
4x=360-80
4x=280
x=280:4
x=70
x+40=70+40=110
katy trapezu mają: 70,70,110 i 110 stopni