Respuesta :

Answer:

AB = 6.97 (nearest hundredth)

Step-by-step explanation:

Sine Trigonometric Ratio

[tex]\sf \sin(\theta)=\dfrac{O}{H}[/tex]

where:

  • [tex]\theta[/tex] is the angle
  • O is the side opposite the angle
  • H is the hypotenuse (the side opposite the right angle)

Given:

  • [tex]\theta[/tex] = 35°
  • O = AC = 4 units
  • H = AB

Substitute the given values and solve for AB:

[tex]\implies \sf \sin(\theta)=\dfrac{O}{H}[/tex]

[tex]\implies \sf \sin(35^{\circ})=\dfrac{4}{AB}[/tex]

[tex]\implies \sf AB=\dfrac{4}{\sin(35^{\circ})}[/tex]

[tex]\implies \sf AB=6.973787182...[/tex]

Therefore, AB = 6.97 (nearest hundredth)

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