Odpowiedź:
a = 60 cm
b = 95 cm
c = √(a² + b²) = √(60² + 95²) cm = √(3600 + 9025) cm = √12625 cm =
= √(25 * 505)= 5√505 ≈ 5 * 22,5 ≈ 112,5
sinα = a/c = 60 : 112,5 ≈ 0,5333
sinα ≈ sin32°13'
α ≈ 32°13'
β ≈ 90° - 32°13' ≈ 57°47'
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Odpowiedź:
a = 60 cm
b = 95 cm
c = √(a² + b²) = √(60² + 95²) cm = √(3600 + 9025) cm = √12625 cm =
= √(25 * 505)= 5√505 ≈ 5 * 22,5 ≈ 112,5
sinα = a/c = 60 : 112,5 ≈ 0,5333
sinα ≈ sin32°13'
α ≈ 32°13'
β ≈ 90° - 32°13' ≈ 57°47'