The name of this property is symetric property of equality
Let the ratio be termed as 4x and 2x.
Now,
4x + 2x= 90
or,6x=90
or,x=90/6
or,x=15
So the measure of angles are,4x= 4×15
= .........
and,2x=2×15 =.....
4 x (n + 20), pretty simple. :)
The answer is d have a nice day
Answer:
9 and also -4
Step-by-step explanation:
