daniel525 daniel525

17-02-2021
Mathematics

contestada

Other option
B: 74.9
C: 15.1
D: 15.7

Other option B 749 C 151 D 157 class=

Respuesta :

17-02-2021

Step-by-step explanation:

cosine of B = adjacent/hypot

to find hypotenuse use a^2+b^2 = c^2

which is 5 (it's a 3,4,5 triangle so it's easy)

Cosine B= 4/5

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