Engineering Board Exam Reviewer · Angles and Trigonometric Functions · medium

A full circle has 6400 mils. How many mils are in an angle of 0.5 radian?

  1. 1018.59
  2. 254.65
  3. 3200
  4. 509.3

Answer

D. 509.3

Solution

One radian equals 6400/2π 1018.59 mils, so 0.5 rad 509.30 mils.

More Angles and Trigonometric Functions questions

  1. The minute hand of a clock is 8 cm long. How far does its tip travel in 35 minutes? Give the answer in cm.
  2. A wheel 40 cm in diameter rotates at 300 rpm. Find the linear speed of a point on its rim in m/s.
  3. A circular sector has a radius of 10 m and a central angle of 72°. Find its area in square meters.
  4. Find the exact value of 240°.
  5. Find the exact value of 150°.
  6. Find the reference angle of 215°.
  7. In which quadrant does an angle lie if <0 and >0?
  8. An arc of a circle of radius 12 cm subtends a central angle of 75°. Find the arc length in cm.
  9. A full circle contains 6400 mils. How many mils are in an angle of 45°?
  10. Convert 5π/12 radians to degrees.

All Angles and Trigonometric Functions questions