What is the radius of a red giant star that has a luminosity of 300 L_⨀ and a temperature of 4000 K? (Note that the temperature of the Sun is 5800 K. ) A)8 R_⨀ B)13 R_⨀ C)25 R_⨀ D)36 R_⨀ E)65 R_⨀

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The Answer of What is the radius of a red giant star that has a luminosity of 300 L_⨀ and a temperature of 4000 K? (Note that the temperature of the Sun is 5800 K. ) A)8 R_⨀ B)13 R_⨀ C)25 R_⨀ D)36 R_⨀ E)65 R_⨀

What Is the Radius of a Red Giant Star That