Question

Ipotenuza. Cat1. Cat1

Answer 1

Explicație pas cu pas:

a) 10²=8²+ x²

100=64+x²

x²=100-64=36

x=

$\sqrt{36} = 6$

b)x²+15²=25²

x²+225=625

x²=400

x=

$\sqrt{400} = 20$

c) x²+10²=26²

x²+100=676

x²=676-100=576

x=

$\sqrt{576} = 24$