Question

If AD = 6 meters, which does AB equal?

Select one of the options below as your answer:
A.6 meters
B.10 meters
C.12 meters
D.15 meters

Answer 1

AD = 6 m
AB is a hypotenuse and AD is an adjecant.
cos 60° = AD / AB
AB = AD / cos 60°
AB = AD : 1/2
AB = 6 : 1/2 = 12
Answer:
C ) 12 meters