Answer:
i believe she spent $4.482 on clementines
Answer:
![\displaystyle x \approx 37.4^\circ](https://tex.z-dn.net/?f=%5Cdisplaystyle%20x%20%5Capprox%2037.4%5E%5Ccirc)
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<u>
</u>
Step-by-step explanation:
<u>Step 1: Define</u>
Angle θ = <em>x</em>
Adjacent Leg = 5.8
Hypotenuse = 7.3
<u>Step 2: Solve for </u><em><u>x</u></em>
- Substitute in variables [Cosine]:
![\displaystyle cosx^\circ = \frac{5.8}{7.3}](https://tex.z-dn.net/?f=%5Cdisplaystyle%20cosx%5E%5Ccirc%20%3D%20%5Cfrac%7B5.8%7D%7B7.3%7D)
- [Fraction] Divide:
![\displaystyle cosx^\circ = 0.794521](https://tex.z-dn.net/?f=%5Cdisplaystyle%20cosx%5E%5Ccirc%20%3D%200.794521)
- [Equality Property] Trig inverse:
![\displaystyle x^\circ = cos^{-1}(0.794521)](https://tex.z-dn.net/?f=%5Cdisplaystyle%20x%5E%5Ccirc%20%3D%20cos%5E%7B-1%7D%280.794521%29)
- Evaluate trig inverse:
![\displaystyle x = 37.39^\circ](https://tex.z-dn.net/?f=%5Cdisplaystyle%20x%20%3D%2037.39%5E%5Ccirc)
- Round:
![\displaystyle x \approx 37.4^\circ](https://tex.z-dn.net/?f=%5Cdisplaystyle%20x%20%5Capprox%2037.4%5E%5Ccirc)
3x is the least common denominators because you need to be able to make sure all other denominators can go multiple into it. Since the rest are just x, the largest number of 3x would be the denominator you want.
76.88 I just typed it in on a calculator.