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sergeinik [125]
3 years ago
5

If the sin 30° is 1/2, then the cos ____° = _____. A. 60° , 1/2 B. 30° , square root of 2/ 2 C. 60° , square root of 3/ 2 D. 30°

; 1
Mathematics
1 answer:
Alex777 [14]3 years ago
4 0

Answer:

A, cos 60 degree, 1/2

Step-by-step explanation:

cos 30 dgree=√3/2

cos 45 degree=√2/2

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