Answer: BC = 2.30
Step-by-step explanation:
BC = 3sin50
BC = 2.2981333...
BC = 2.30
Use the sine function.
sine = opposite side of triangle divided by the hypotenuse.
Here is the set up:
sin(50°) = BC/3
sin(50°)/3 = BC
Use your calculator to simply left side.
Take it from here.
Answer:
B. 60
The 15% error