Answer:
I think it 10.0 rounded to the neared tenth but not too sure
Step-by-step explanation:
Answer:
w = 
Step-by-step explanation:
Given
P = 2w + 2h ( subtract 2h from both sides )
P - 2h = 2w ( divide both sides by 2 )
= w
Answer:
77 degrees
Step-by-step explanation:
The interior angles of a triangle always add up to 180 degrees, so you can form an equation:

