jessielovesjean123 jessielovesjean123

11-05-2020
Mathematics

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Can someone explain and steps on how to do this please

Can someone explain and steps on how to do this please class=

Respuesta :

Hrishii Hrishii

11-05-2020

Answer:

66.4°

Step-by-step explanation:

[tex] \cos \: m\angle B = \frac{2}{5} \\ \cos \: m\angle B = 0.4 \\ m\angle H = { \cos}^{ - 1} (0.4) \\ m\angle B = 66.421821522 \\ \huge \red{ \boxed{m\angle H = 66.4 \degree}}[/tex]

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