asked 108k views
4 votes
On his math quiz, Anthony used a protractor to measure an angle. He misread the protractor and thought the angle measured 28°. When he double-checked his work before turning it in, he realized the actual measure of the angle was 32°. What is the percent error for his original measurement?

asked
User Ershan
by
8.1k points

2 Answers

2 votes
12.5%. hope this helps!!
answered
User Canoas
by
8.4k points
1 vote
To calculate the percent error, we'll use the formula:

Percent Error = (|Measured Value - Actual Value| / Actual Value) * 100

In this case, the measured value is 28° and the actual value is 32°.

|28 - 32| = 4

Percent Error = (4 / 32) * 100

Percent Error = 12.5%

Therefore, the percent error for Anthony's original measurement is 12.5%.
answered
User Navneet Kumar
by
8.2k points
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