Answer:
45 degrees
Step-by-step explanation:
you would do 20-(-25) then that turns to 20+25 and you get 45
Answer:
3.6
Step-by-step explanation:
tan61=x/2
2(tan61)=x
3.6=x
Answer: c
Step-by-step explanation:
just did it
Answer:
18
Step-by-step explanation:
Since you know the perimeters are equal, write your equation.
x+6 + x+6 + x+6 = x + x+6 + 2x-6
combine like terms
3x + 18 = 4x
isolate your x by subtracting 3x from each side
18 = x
check your answer:
3x + 18 = 72
4x = 72