Answer:
The total number of girls is 174
Step-by-step explanation:
Answer:

Step-by-step explanation:
a = 77 m
b = 72 m
c = Distance between the tugboats = 35 m
= Angle between the cables

The angle formed between the cables is
.
Answer:
1 and 1/6
Step-by-step explanation:
7/6
There is only one 6 in 7. So the whole number is 1. There is a left over number from this which is 1. So therefore we have 1 and 1/6.
It should be 21 degrees because 180 degress is a whole triangle and 180-69 -90 you get 90 from your right angle so it is 21 degrees hope that helped