Answer:
27/10
Step-by-step explanation:
Answer:
92°
Step-by-step explanation:
By exterior angle theorem:

Answer:
use your head
Step-by-step explanation:
Answer:
B. 30
Step-by-step explanation:
A line is 180 degrees, so when we have 100, we subtract that from 180 to get the interior angle of 80.
A triangle has a sum of 180, so we just subtract 80 and 70 from 180 to get 30.
Hope this helps
Answer:
her mistake is she didn't include pi which will change the number
Step-by-step explanation:
6x2=12
the diameter of the new circle is 12
12x pi or 3.14= 37.68
which is not double the diameter(12) of the circle