Question

Look at the locations A, B, and C on the road map shown below.
What is the distance between location A and location B

Answer 1

use tan rule
\[\tan \theta = \frac{opp}{adj}\]
tan 70 = O/4
tan 70 * 4 = opposite(AB)

Answer 2

here is what i get to choose from

A) sec 70 degrees over 4

B) 4 over sec 70 degrees

C) cot 70 degrees over 4

B) 4 over cot 70 degrees

Answer 3

@zaphod is correct but there is more than 1 way to write it:

4*tan40 = 4 / (1/tan40)) = 4/cot70.

Answer 4

thank you and that is supposed to be a D) not a B)

Answer 5

yep that last one...:)

Answer 6

thanks alot i am to confused with all this lol