You can see if the other angles add up to 180 or 360 degrees (depending on shape) then add them to make it the number, for example, if a triangle has a right angle, then the other 2 angles are 45 degrees, knowing that EVERY triangle's angles add up to 180 degrees.
513 flowers because if you divided 2,050 by 4 you get 512.5, but if you round you get 513
Answer:
a kite
Step-by-step explanation:
You were right, its the second choice CA=CB+BA
Hope this is straightforward.