45 degrees

• sin 45 = sqrt2/2
• tangent 45 = 1
• cosecant 45 = sqrt2
• secant 45 = sqrt2
• cotangent 45 = 1
• sin pi/4 = sqrt2/2
• tangent pi/4 = 1
• cos pi/4 = sqrt2/2
• cosecant pi/4 = sqrt2
• secant pi/4 = sqrt2
• cotangent pi/4 = 1
• cos 45 = sqrt2/2