1) L = √(25^2-7^2)=24
α = arctg(7/24)
2) h = √(10^2-8^2)=6
L = √15^2-6^2=3√21
3) L = √(65^2-(78-45)^2)=56
1) L = √(25^2-7^2)=24
α = arctg(7/24)
2) h = √(10^2-8^2)=6
L = √15^2-6^2=3√21
3) L = √(65^2-(78-45)^2)=56