They are always on a coplanar
Answer:
Option 3rd is correct that is 
Step-by-step explanation:
Since, the pennant has three points it is in triangular shape since, have three points
Triangle is enclosed figure.
As we know the sum of interior angles of triangles is 
Therefore, Option 1,2,4 are discarded.
Hence, Option 3rd is correct.
Answer:
2/3 already simplified
Step-by-step explanation:
Answer:
15%
Step-by-step explanation:
Set up a proportion.
Cross-multiply.
Divide both sides by 90.
The discounted price is 85% of the regular price so the
discount is 15%.