1. 16/2= 8
10^2=8^2+x^2
X^2=100-64=36
X=6
2. 8^2=4^2+x^2
X^2=64-16=48
X=6.9
3. 13^2=5^2x^2
X^2=169-25=144
X=12
4.x^2=40^2+30^2=1600+900=700
X=26,5
1. 16/2= 8
10^2=8^2+x^2
X^2=100-64=36
X=6
2. 8^2=4^2+x^2
X^2=64-16=48
X=6.9
3. 13^2=5^2x^2
X^2=169-25=144
X=12
4.x^2=40^2+30^2=1600+900=700
X=26,5