Step-by-step explanation:
Because 2x and 40° are complementary angles.

Answer: 30
Step-by-step explanation: or if you wanna go extra put 30.1860465116
Answer:
D
Step-by-step explanation:
divide 12 by 6
I'd suggest you sketch this situation. If you did, you'd likely see right away that the shortest distance back to the starting point would be the hypotenuse of the right triangle whose legs are of lengths 5 miles and 12 miles.
Apply the Pythagorean Theorem to solve this.
Answer:
5/10
Step-by-step explanation: