The retail price is $50 because 25% of 40 is 10 and 10+40=50.
I don’t know if you can solve it since it is an expression?
Carry on... There is not sufficient information to answer
Answer:
Step-by-step explanation:
(1). A = π r²
A = 4 π
Area of shaded region is
=
or
(2). C = 4 π
In this case, the length of the bigger arc and the area of shaded region happen to be the same.
The length of the arc ADB is
or
Your answer will be 406 hope this helps