For cynthia's third lab report, she calculated the mass of an object as it slid down an inclined plane. she got the following three masses.
1.20 kg
0.91 kg
1.08 kg
the true mass of the object is 1 kg.
cynthia's percent error was [blank]%.
enter your answer as the number that correctly fills in the blank, rounded to two decimal places, like this: 42.53