gayatrisundar gayatrisundar

18-02-2022
Mathematics

contestada

Given a right triangle ABC whose angle C = 90 and sin B= 2/3, find cos A

Respuesta :

ashtonhorner59 ashtonhorner59

18-02-2022

Answer:

answere is below

Step-by-step explanation:

if the angle is 2/3 that means its 36 degrees and 90 plus 36 or c+b= 126

a triangle has a total of 180 degrees so 180-126= 54 A=54 B=36 and C=90

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