One side of a rectangular field is 16 m and one of its diagonal is 17 m. Find the area of the field.  Select:
A) 100
B) 120
C) 91.2
D) 180
E) none

Rationale: "solution other side = √ ( 17 ) 2 - ( 16 ) 2 = √ 289 - 256 = √ 33 = 5.7 m . ∴ area = ( 16 x 5.7 ) m 2 = 91.2 m 2 . answer c"
Answer: C