Answer:
n= 27
Step-by-step explanation:
To solve first subtract the 90-degree angle:
180-90= 90
Then, convert into an equation:
3n+9= 90
Subtract 9 from both sides:
3n=81
Then divide by 3:
Hope this helps!
A is the correct answer
Bhai which class do you read and which country please comment
21 ft²
3*5 + 2*3 = 21
