all angles = 180 degrees total
add the ratios: 2 +4 +9 = 15
180/ 15 = 12
12*2 = 24
12*4 = 48
12*9 = 108
108 + 48 + 24 = 180
the three angles are: 24, 48 and 108
Answer:
f(2)=12
Step-by-step explanation:
f(x)=7x-2
Plug 2 into the equation, since it says "f(2)".
f(x)=7(2)-2
f(x)=14-2
f(x)=12, done!
Answer: 54
Step-by-step explanation:
Answer: 2
Step-by-step explanation:
