Answer:
AC ≈ 12.9 cm
Step-by-step explanation:
Using the ratio
sin40° = 
Multiply both sides by 20
20 × sin40° = b, hence
AC = b = 20 × sin40° ≈ 12.9
He can drive about 680 miles in 10 hours.
Answer:
All real numbers except -3
Step-by-step explanation:
Range refers to numbers on the y-axis.
Domain refers to numbers on the x-axis.
Both of those lines will never reach -3, just come extremely close to it.
Answer:
i need the triangle
Step-by-step explanation:
the question is incomplete... show the diagram of the triangle
we can't solve without that