Answer:

Step-by-step explanation:
Given:
Angle of elevation = 70°
Length of string = 68 m
We need to find the height of the kite.
Solution:
Requirement figure attached in file.
Where:
BC = 68 m
AC = h (Height of the kite)
∠ABC = 70°
Using Cosine rule to find the height of the kite.



Therefore, height of the kite from Brian's head
.
Answer:
P = 8000
where t is the number of years
Step-by-step explanation:
Answer:
d
Step-by-step explanation:
Let x be the number of minutes Jim used
105.60 = 75+0.30(x−1000)
105.60=75+0.30x−300
105.60=0.30x−225
1056=3x−2250
1056+2250=3x
3306=3x
x=1102
Answer:
3
Step-by-step explanation: