In the figure above, the length of CD is 7, the length of CF is 15, and CDEF is a rectangle. If the area of triangle CAF is equal to the area of rectangle CDEF, what is the length of segment AD?
Choices:
A.7/2
B.5
C.7
D.15/2
E.15
Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
Question: In the figure above, the length of CD is 7, the length of CF is 15, and CDEF is a rectangle. If the area of triangle CAF is equal to the area of rectangle CDEF, what is the length of segment AD?
Choices:
A.7/2
B.5
C.7
D.15/2
E.15
Please first conduct reasoning, and then answer the question and provide the correct option letter, e.g., A, B, C, D, at the end.
Question: In the figure above, the length of CD is 7, the length of CF is 15, and CDEF is a rectangle. If the area of triangle CAF is equal to the area of rectangle CDEF, what is the length of segment AD?
Choices:
A.7/2
B.5
C.7
D.15/2
E.15