Engineering Board Exam Reviewer · Angles and Trigonometric Functions · easy

A full circle contains 6400 mils. How many mils are in an angle of 45°?

1. 400
2. 1600
3. 800
4. 1280

Answer

C. 800

Solution

45°/360°×6400=800 mils.

More Angles and Trigonometric Functions questions

1. Convert 5π/12 radians to degrees.
2. Convert 135° to radians.
3. A full circle has 6400 mils. How many mils are in an angle of 0.5 radian?
4. The minute hand of a clock is 8 cm long. How far does its tip travel in 35 minutes? Give the answer in cm.
5. A wheel 40 cm in diameter rotates at 300 rpm. Find the linear speed of a point on its rim in m/s.
6. A circular sector has a radius of 10 m and a central angle of 72°. Find its area in square meters.
7. Find the exact value of 240°.
8. Find the exact value of 150°.
9. Find the reference angle of 215°.
10. In which quadrant does an angle lie if <0 and >0?

All Angles and Trigonometric Functions questions