Answer:
slope = 1
Step-by-step explanation:
Calculate the slope m using the slope formula
m =
with (x₁, y₁ ) = (1, 1) and (x₂, y₂ ) = (2, 2) ← 2 ordered pairs from the table
m = = = 1
1
6x + 12y = 816
6 dollars per regular admission
12 dollars per both dance and volleyball
in total 816 dollars
angle A=140
angle B=105
angle C=60