Answer:
10k.
Step-by-step explanation:
1) if for the 1st position can be used 0-9 digits (10 digits), for the 2d - 0-9 digits, for the 3d - 0-9 digits and for the 4th - 0-9 digits, then
2) the required number of pwd is: 10*10*10*10=10⁴=10000.
2. rhombus
3. rectangle
4. parallelogram
5.trapezoid
6.quadrilateral
Answer:
32 km^2
Step-by-step explanation:
split the figure into 3 pieces
2*5=10
6*2=12
4*6=24/2=12
10+12+12=34
