Question

Bantu jawab dong pake cara!!

#mksih

Answer 1

AC = √(5^2-4^2) =√25-16 = √9 = 3

sin A = sin 90° = 1
cos A = cos 90= 0
tan A = tak terhingga

cosec B = bc/ac = 5/3
sec B = bc/ab = 5/4
cot B = ab/ac = 4/3