" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
x- jeden kawałek
y-drugi kawałek podstawy
x²=5²-3²
x²=25-9
x²=16
x=4
y²=(√13)²-3²
y²=13-9
y²=4
y=2
podstawa=4+2=6cm
pole Δ=½×6×3=9cm²
2.
pole trójkąta
1/2 × 12 × h = 48
h = 8 cm
z Pitagorasa
8²+6² = c²
c = 10 cm
obwód a + c+ c = 32 cm