Answer:
<u>Percent Error</u> = -2.8%
Step-by-step explanation:
Percent error is found by the formula:
Percent error = 
- Recorded value is 44.25 m
- Original value is 45.5 m
<em> Putting it in the formula, we get:</em>

Rounded to nearest tenth of a percent: -2.8%
Answer:
x = 25
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Equality Properties
<u>Geometry</u>
- All angles in a triangle add up to 180°
Step-by-step explanation:
<u>Step 1: Set Up Equation</u>
29° + (4x + 9)° + (x + 17)° = 180°
<u>Step 2: Solve for </u><em><u>x</u></em>
- Combine like terms: 5x + 55 = 180
- Isolate <em>x</em> term: 5x = 125
- Isolate <em>x</em>: x = 25
It would be 2000 meters per second
0=-x2+4x-2
+x2-4x+2=+x2-4x+2
___________________
x2-4x+2=0
(-4)^2-4(1)(2)
16-8
Final Answer: 8
6 tickets were purchased...$32.50 x 6= $195.00
$3.30 x 6 = $ 19.80
= $214.80 + $5.90 = $220.70