Question: in measuring the sides of a rectangle , one side is taken 5 % in excess , and the other 4 % in deficit . find the error percent in the area calculated from these measurements .
A) 0.2 %
B) 0.4 %
C) 0.6 %
D) 0.8 %
E) 1 %
Correct answer: d
Grade: 7 | Topic: Geometry | Difficulty: Hard | Standard: 7.G.B.6