Answer:
2/5, 3/7, and 2/11
Step-by-step explanation:
5.737539186%
rounded to the nearest tenth its 5.7%
Answer:
The answer is D. 
Step-by-step explanation:

simplify the expression by multiplying

calculate the product

express with a positive exponent using 
Answer:
C
Step-by-step explanation:
19-8=11.
The answer is heptagon because a heptagon is a shape with 7 sides, not 6. :)