Answer:
n= 12
Step-by-step explanation:
12 times 2 gives you 36
12 times 4 gives you 48.
12 is both factors of these numbers
Use the

on your calculator. Also make sure the calculator is in degree mode. You should get 23.32°
Answer:
45°
Step-by-step explanation:
90÷2 = 45
Answer:
area of square =length × length ×height
=6×6×8
=288
Answer:
54 - 3n²
Step-by-step explanation:
Square of a number n = n²
Three times the square of n = 3*n² = 3n²
Expression:
54 - 3n²