sin°=12/13 then value of cos°
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Answered by
0
Answer:
cos:5/13
Step-by-step explanation:
by using Pythagoras theorem and trigonometric ratios
Answered by
0
Answer:
5/13
Step-by-step explanation:
sin²x + cos²x = 1
Cos²x = 1- Sin²x
= 1- (12/13)²
= 1-(144/169)
= ( 169 - 144 ) / 169
= 25 / 169
Cos²x = 25/169
Cos X =√(25/169)
= 5/13
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