Answer:
21.98
Step-by-step explanation:
first you think about the equation for perimeter. P=d(pi)
then you multiply your radius by 2 and that is 7 so you multiply 7 by pi (3.14)
that is the number of feet. so then you multiply your number of feet by your cost per foot and you get 21.98
Answer:
the answer is D
Step-by-step explanation:
this is because the number is unknown so you have to put a variable
Answer:
56.4°
Step-by-step explanation:
Let θ = the angle of elevation. Then
tanθ = 199/132 = 1.508
θ = arctan1.508
θ = 56.4°
The angle of elevation is 56.4°.
One that can’t be solved so D