Answer:
It would be:
4 5/9 x 1/2
4 5/9 x 10/10
4 5/9 x 6
Step-by-step explanation:
2
1)12²+9²=225
X=15km
2)12²+x²=13²
x²= 169-144
x²=25
x=5mi
The last one is correct
yes, it is a negative number.
example: -6 - 6 = -12