Answer:
Step-by-step explanation:
If you are confused as to how the answer is 9 then all we have to do is solve for c
c + 11 = 20
So in order to solve this you have to subtract 11 from 20 to get c alone on one side so...
c = (20-11)
c = 9
Add 1 x100,000 + 3x10,000 + 9 x 1,000 +8x 100 + 5x 10+ 2x1 = 139,852. One hundred thirty nine thousand eight hundred fifty two
The angle's name is an<em> "Acute Angle"</em>
Answer:
900
Step-by-step explanation: