Answer:
14
Step-by-step explanation:
Triangle=180
180-90 (RA) = 90
90-41= 39
(2x+11)=39
2x=28
x=14
Answer:
i beilive (a) is c idk i could be wrong..
Step-by-step explanation:
Answer:
243 then 729
Step-by-step explanation:
each number is being multipled by 3.
The sum of a polygon's angles are 540.
When you add all the angles together here, you get 456.
Now subtract 456 from 540.
540 - 456 = 84
Just do 6/3 because you have the area and one length, just divide the area by the height you have.