а)a) π/3 = (180/π) π/3 = 60°b) π/2 = (180/π) π/2 = 90°c) 5π/36 = (180/π) * 5π/36 ≈ 25°
б)a) 2π/3 = (180/π) 2π/3 ≈ 120°b) 3π/4 = (180/π) 3π/4 ≈ 135°c) -π/9 = (180/π) * -π/9 ≈ -20°
а)
a) π/3 = (180/π) π/3 = 60°
b) π/2 = (180/π) π/2 = 90°
c) 5π/36 = (180/π) * 5π/36 ≈ 25°
б)
a) 2π/3 = (180/π) 2π/3 ≈ 120°
b) 3π/4 = (180/π) 3π/4 ≈ 135°
c) -π/9 = (180/π) * -π/9 ≈ -20°