Im not 100% sure but im pretty sure you are right brother! God bless...Good luck!
Answer:
A) 18.3
Step-by-step explanation:
Since adding b and a gives 19.
c must be less than 19.
So, A) 18.3 is the correct answer
Answer:
the first one I guess
Step-by-step explanation:
Sine of angle = opposite ÷ hypotenuse
sin 20 = 
x = 
x = 40.9 (rounded up to nearest tenth)