Answer:
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Equality Properties
- Multiplication Property of Equality
- Division Property of Equality
- Addition Property of Equality
- Subtraction Property of Equality<u>
</u>
<u>Trigonometry</u>
- [Right Triangles Only] SOHCAHTOA
- [Right Triangles Only] cosθ = adjacent over hypotenuse
Step-by-step explanation:
<u>Step 1: Identify</u>
Angle θ = 55°
Adjacent Leg = PQ
Hypotenuse = 9
<u>Step 2: Solve</u>
- Substitute in variables [cosine]:
- [Multiplication Property of Equality] Isolate PQ:
- Evaluate:
- Rewrite:
- Round:
It equal to .3333333333333333333333333333333333......
A percent is just that number over hundred, so if it was 20%, it would be 20/100. That could be termed to differentiate the quantity amounts
Answer:
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