They can line up 20 different ways
Answer:

Step-by-step explanation:
tanx=
sin60°/cos60°=
= 
X=5 because 4x5=20 and 20-4=16
Answer:
8w - 8 = 54
Step-by-step explanation:
Figure B is 2.8 times larger than figure A. Figure A was multiplied by 2.8 to make figure B