" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
4x+10=50
4x=40 /:4
x=10 cm { długosc krotszego boku, ramion}
P=(a+b)*h /2
h liczysz z pitagorasa
5²+h²=10²
25+h²=100
h²=75
h=√75=5√3cm
P=(10+20)*5√3 /2= 150√3 /2=75√3 cm²