Answer:
89
Step-by-step explanation:

we evaluate when t=2

so it's 89 feet
Answer:
Step-by-step explanation:
You have a 30-60-90 triangle. The sides of a 30-60-90 are in the ratio 1:√3:2.
The side opposite the 30° angle is 5, so the side opposite the 60° angle is 5√3, and the side opposite the 90° angle is 5×2 = 10.
x = 5√3
y = 10
Answer: It will take the boat 0.11 hour to cross the river
From the original starting point, the boat end up 1.85 miles away from that point.
Step-by-step explanation: Please find the attached file for the solution
290 * 7 = 1400 + 630 = 2,030
2030 - 7 = 2,023