Question 1043043
If ∠ A and ∠ B are supplementary angles and ∠ A is nineteen times as large as ∠ ​B, find the measures of ∠ A and ∠ B.
-----
A + B = 180
A = 19B
-------
19B + B = 180
20B = 180
B = 9 degrees
A = 180-9
A = 171 degrees
------------------------ 
The measure of ∠ B is 
9 degrees°.
The measure of ∠ A is 
171 degrees°. 
================
Cheers,
Stan H.
----------------