The diagram below shows a square inside a regular octagon. The apothem of
the octagon is 15.69 units. To the nearest square unit, what is the area of the
shaded region?
13
13
Apothem length: 15.69
A. 1463 square units
B. 647 square units
C. 764 square units
D. 816 square units

can i get the link to the assignment?

step-by-step explanation:

answer: a

step-by-step explanation:

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b