kelis88honey kelis88honey

17-07-2022
Mathematics

contestada

CNA SOMEONE HELP ME

measure of
angle C = 48 degrees, a = 5, b = 9. What is the length
of c to the nearest tenth?

CNA SOMEONE HELP ME measure of angle C 48 degrees a 5 b 9 What is the length of c to the nearest tenth class=

Respuesta :

Medunno13 Medunno13

21-07-2022

Answer: 6.8

Step-by-step explanation:

By the Law of Cosines,

[tex]c^2 = 5^2 + 9^2 - 2(5)(9)\cos 48^{\circ}\\\\c=\sqrt{5^2 + 9^2 - 2(5)(9)\cos 48^{\circ}}\\\\c \approx 6.8[/tex]

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