samibri0400 samibri0400

21-02-2020
Mathematics

contestada

What is the ratio cosC?

What is the ratio cosC class=

Respuesta :

rengkatalexander06 rengkatalexander06

21-02-2020

Answer: 61.9°

Approximately: 62°

Step-by-step explanation:

Using Pythagoras

(AC)^2 = 17^2 - 15^2

= 289 - 225

√AC = √64

AC = 8

Cos C = Adj/ Hyp

Cos C = 8/17

Cos C = 0.4706

Inverse of Cos C

C = 61.93°

Approximately: 62°

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