Answer:
3 1/2ft
Step-by-step explanation:
width of the shelf = 1 1/8 = 9/8
length of the shelf = 3 1/9 of the width = 28/8 of the width
length of the shelf = 28/9 x 9/8 = 28/8 = 7/2 = 3 1/2ft
B
using SOHCAHTOA
COS THETA WILL BE EQUALS TO ROOT 5/3 AND TAN THETA WILL BE EQUALS TO 2ROOT 5/3
The answer is A (0,6)