1.745 radians.
180° = π radians → 45° = π × 45°/180° radians = π/4 radians
55*tau/36 radians precisely, or 9.60 radians approx.
5.0265 rad
Multiply radians by (180/pi), roughly 57.3, to get degrees.
38.26 degrees Celsius is equivalent to 100.87 degrees Fahrenheit.
180 degrees = pi radians( 3.141592.... radians) . Hence 216/180 = x radians / pi radians. Algebraically rearrange x radians = 216 x pi / 180 x = 3.769911.... radians
Obtuse
Africa This is an accurate answer
pi [radians] = 180 [degrees] 1 [degree] = pi/180 [radians] = 0.0174533 [radians] therefore, 2115 [degrees] = 2115 [degrees] * 0.0174533 [radians/degree] = 36.9 [radians]
The angles are: 40° = 2π/9 radians ≈ 0.698 radians, 60° = π/3 radians ≈ 1.047 radians 120° = 2π/3 radians ≈ 2.094 radians, and 140° = 7π/9 radians ≈ 2.443 radians. There are 2 + 3 + 6 + 7 = 18 parts. The sum of the angles in a quadrilateral are 360° → each part is 360° ÷ 18 = 20° → the angles are: 2 x 20° = 40° 3 x 20° = 60° 6 x 20° = 120° 7 x 20° = 140° A full circle is 2π radians → 360° = 2π radians → 1° = π/180 radians → 40° = 40 x π/180 radians = 2π/9 radians ≈ 0.698 radians → 60° = 60 x π/180 radians = π/3 radians ≈ 1.047 radians → 120° = 120 x π/180 radians = 2π/3 radians ≈ 2.094 radians → 140° = 140 x π/180 radians = 7π/9 radians ≈ 2.443 radians
One revolution = 2Pi radians 16.75 radians / 2Pi radians/rev ~= 2.666 revolutions
12/9 pi or 3.83972 radians (rounded)