72 because 63 + 9 is basically 9×8
Answer:
I think 8. is 110° or 100°
Step-by-step explanation:
srry that's the best could do im not smart
Answer:
In the pics
Step-by-step explanation:
Srry about the messy sketches
hope you got the general idea
if not :
Each figure got it's own sum of its angles. All I did was to sum all the given angles and made it equal to that number(360/540/720).
As a result, I found the value of the variable and after that the angles themselves.
Answer:
4 meters
Step-by-step explanation:
Area is length x width
28=7n where n is the unknown width
Solve for n and u get 4