∠LQK+∠GQL=90º
Therefore:
(4n-15)+(3n)=90
7n=90+15
7n=105
n=105/7
n=15
∠LQK=4n-15=4(15)-15=60-15=45
Answer: ∠LQK=45º
They won 46 games. They lost 18 games.
Suplementary is angles add up to 180 degrees
C=180-D
C=180-84
C=96 degrees
Hope this helped :)
Earlier price is 2.80
Current price is 2.87
Increment is
2.87 - 2.80
0.07
Increment percentage is
(0.07 / 2.80) * 100
2.5 %