ANSWER
Or
EXPLANATION
We want to evaluate:
We can use scientific calculator to evaluate this directly to obtain:
Or
You could have also let:
Then,
The angle whose tangents is 1 is
Or
n = d + 3
5n + 10d = 150 cents
Substitute to solve for "d":
5(d+3)+10d = 150
15d + 15 = 150
15d = 135
d = 9 dimes
n = d+3 = 9+3 = 12 nickels
So 12 nickels!!
Sorry what is the whole question?
Answer:
18 feet
Step-by-step explanation: